<span></span><span>php </span><span>/** * 获取客户端IP * @return [string] [description] */</span><span> functiongetClientIp</span><span>()</span><span>{</span><span> $ip</span><span>=</span><span> NULL</span><span>;</span><span>if</span><span>(</span><span>isset</span><span>(</span><span>$_SERVER</span><span>[</span><span>'HTTP_X_FORWARDED_FOR'</span><span>]))</span><span>{</span><span> $arr</span><span>=</span><span>explode</span><span>(</span><span>','</span><span>,</span><span>$_SERVER</span><span>[</span><span>'HTTP_X_FORWARDED_FOR'</span><span>]);</span><span> $pos</span><span>=</span><span> array_search</span><span>(</span><span>'unknown'</span><span>,</span><span>$arr</span><span>);</span><span>if</span><span>(</span><span>false</span><span>!==</span><span>$pos</span><span>)</span><span> unset</span><span>(</span><span>$arr</span><span>[</span><span>$pos</span><span>]);</span><span> $ip </span><span>=</span><span> trim</span><span>(</span><span>$arr</span><span>[</span><span>0</span><span>]);</span><span>}</span><span>elseif</span><span>(</span><span>isset</span><span>(</span><span>$_SERVER</span><span>[</span><span>'HTTP_CLIENT_IP'</span><span>]))</span><span>{</span><span> $ip</span><span>=</span><span>$_SERVER</span><span>[</span><span>'HTTP_CLIENT_IP'</span><span>];</span><span>}</span><span>elseif</span><span>(</span><span>isset</span><span>(</span><span>$_SERVER</span><span>[</span><span>'REMOTE_ADDR'</span><span>]))</span><span>{</span><span> $ip</span><span>=</span><span>$_SERVER</span><span>[</span><span>'REMOTE_ADDR'</span><span>];</span><span>}</span><span>// IP地址合法验证</span><span> $ip</span><span>=</span><span>(</span><span>false</span><span>!==</span><span>ip2long</span><span>(</span><span>$ip</span><span>))</span><span>?</span><span>$ip</span><span>:</span><span>'0.0.0.0'</span><span>;</span><span>return</span><span>$ip</span><span>;</span><span>}</span><span>/** * 获取在线IP * @return String */</span><span> functiongetOnlineIp</span><span>(</span><span>$format</span><span>=</span><span>0</span><span>)</span><span>{</span><span>global</span><span>$S_GLOBAL</span><span>;</span><span>if</span><span>(</span><span>empty</span><span>(</span><span>$S_GLOBAL</span><span>[</span><span>'onlineip'</span><span>]))</span><span>{</span><span>if</span><span>(</span><span>getenv</span><span>(</span><span>'HTTP_CLIENT_IP'</span><span>)</span><span>&&</span><span>strcasecmp</span><span>(</span><span>getenv</span><span>(</span><span>'HTTP_CLIENT_IP'</span><span>),</span><span>'unknown'</span><span>))</span><span>{</span><span> $onlineip</span><span>=</span><span>getenv</span><span>(</span><span>'HTTP_CLIENT_IP'</span><span>);</span><span>}</span><span>elseif</span><span>(</span><span>getenv</span><span>(</span><span>'HTTP_X_FORWARDED_FOR'</span><span>)</span><span>&&</span><span>strcasecmp</span><span>(</span><span>getenv</span><span>(</span><span>'HTTP_X_FORWARDED_FOR'</span><span>),</span><span>'unknown'</span><span>))</span><span>{</span><span> $onlineip</span><span>=</span><span>getenv</span><span>(</span><span>'HTTP_X_FORWARDED_FOR'</span><span>);</span><span>}</span><span>elseif</span><span>(</span><span>getenv</span><span>(</span><span>'REMOTE_ADDR'</span><span>)</span><span>&&</span><span>strcasecmp</span><span>(</span><span>getenv</span><span>(</span><span>'REMOTE_ADDR'</span><span>),</span><span>'unknown'</span><span>))</span><span>{</span><span> $onlineip</span><span>=</span><span>getenv</span><span>(</span><span>'REMOTE_ADDR'</span><span>);</span><span>}</span><span>elseif</span><span>(</span><span>isset</span><span>(</span><span>$_SERVER</span><span>[</span><span>'REMOTE_ADDR'</span><span>])</span><span>&&</span><span>$_SERVER</span><span>[</span><span>'REMOTE_ADDR'</span><span>]</span><span>&&</span><span>strcasecmp</span><span>(</span><span>$_SERVER</span><span>[</span><span>'REMOTE_ADDR'</span><span>],</span><span>'unknown'</span><span>))</span><span>{</span><span> $onlineip</span><span>=</span><span>$_SERVER</span><span>[</span><span>'REMOTE_ADDR'</span><span>];</span><span>}</span><span> preg_match</span><span>(</span><span>"/[\d\.]{7,15}/"</span><span>,</span><span>$onlineip</span><span>,</span><span>$onlineipmatches</span><span>);</span><span> $S_GLOBAL</span><span>[</span><span>'onlineip'</span><span>]</span><span>=</span><span>$onlineipmatches</span><span>[</span><span>0</span><span>]</span><span>?</span><span>$onlineipmatches</span><span>[</span><span>0</span><span>]</span><span>:</span><span>'unknown'</span><span>;</span><span>}</span><span>if</span><span>(</span><span>$format</span><span>)</span><span>{</span><span> $ips</span><span>=</span><span>explode</span><span>(</span><span>'.'</span><span>,</span><span>$S_GLOBAL</span><span>[</span><span>'onlineip'</span><span>]);</span><span>for</span><span>(</span><span>$i</span><span>=</span><span>0</span><span>;</span><span>$i</span><span><span>3</span><span>;</span><span>$i</span><span>++)</span><span>{</span><span> $ips</span><span>[</span><span>$i</span><span>]</span><span>=</span><span>intval</span><span>(</span><span>$ips</span><span>[</span><span>$i</span><span>]);</span><span>}</span><span> returnsprintf</span><span>(</span><span>'%03d%03d%03d'</span><span>,</span><span>$ips</span><span>[</span><span>0</span><span>],</span><span>$ips</span><span>[</span><span>1</span><span>],</span><span>$ips</span><span>[</span><span>2</span><span>]);</span><span>}</span><span>else</span><span>{</span><span>return</span><span>$S_GLOBAL</span><span>[</span><span>'onlineip'</span><span>];</span><span>}</span><span>}</span><span>/** * 获取url * @return [type] [description] */</span><span> functiongetUrl</span><span>(){</span><span> $pageURL</span><span>=</span><span>'http'</span><span>;</span><span>if</span><span>(</span><span>isset</span><span>(</span><span>$_SERVER</span><span>[</span><span>"HTTPS"</span><span>])</span><span>&&</span><span>$_SERVER</span><span>[</span><span>"HTTPS"</span><span>]</span><span>==</span><span>"on"</span><span>)</span><span>{</span><span> $pageURL</span><span>.=</span><span>"s"</span><span>;</span><span>}</span><span> $pageURL</span><span>.=</span><span>"://"</span><span>;</span><span>if</span><span>(</span><span>$_SERVER</span><span>[</span><span>"SERVER_PORT"</span><span>]</span><span>!=</span><span>"80"</span><span>)</span><span>{</span><span> $pageURL</span><span>.=</span><span>$_SERVER</span><span>[</span><span>"HTTP_HOST"</span><span>]</span><span>.</span><span>":"</span><span>.</span><span>$_SERVER</span><span>[</span><span>"SERVER_PORT"</span><span>]</span><span>.</span><span>$_SERVER</span><span>[</span><span>"REQUEST_URI"</span><span>];</span><span>}</span><span>else</span><span>{</span><span> $pageURL</span><span>.=</span><span>$_SERVER</span><span>[</span><span>"HTTP_HOST"</span><span>]</span><span>.</span><span>$_SERVER</span><span>[</span><span>"REQUEST_URI"</span><span>];</span><span>}</span><span>return</span><span>$pageURL</span><span>;</span><span>}</span><span>/** * 获取当前站点的访问路径根目录 * @return [type] [description] */</span><span> functiongetSiteUrl</span><span>()</span><span>{</span><span> $uri</span><span>=</span><span>$_SERVER</span><span>[</span><span>'REQUEST_URI'</span><span>]?</span><span>$_SERVER</span><span>[</span><span>'REQUEST_URI'</span><span>]:(</span><span>$_SERVER</span><span>[</span><span>'PHP_SELF'</span><span>]?</span><span>$_SERVER</span><span>[</span><span>'PHP_SELF'</span><span>]:</span><span>$_SERVER</span><span>[</span><span>'SCRIPT_NAME'</span><span>]);</span><span>return</span><span>'http://'</span><span>.</span><span>$_SERVER</span><span>[</span><span>'HTTP_HOST'</span><span>].</span><span>substr</span><span>(</span><span>$uri</span><span>,</span><span>0</span><span>,</span><span>strrpos</span><span>(</span><span>$uri</span><span>,</span><span>'/'</span><span>)+</span><span>1</span><span>);</span><span>}</span><span>/** * 字符串截取,支持中文和其他编码 * @param [string] $str [字符串] * @param integer $start [起始位置] * @param integer $length [截取长度] * @param string $charset [字符串编码] * @param boolean $suffix [是否有省略号] * @return [type] [description] */</span><span> functionmsubstr</span><span>(</span><span>$str</span><span>,</span><span>$start</span><span>=</span><span>0</span><span>,</span><span>$length</span><span>=</span><span>15</span><span>,</span><span>$charset</span><span>=</span><span>"utf-8"</span><span>,</span><span>$suffix</span><span>=</span><span>true</span><span>)</span><span>{</span><span>if</span><span>(</span><span>function_exists</span><span>(</span><span>"mb_substr"</span><span>))</span><span>{</span><span> returnmb_substr</span><span>(</span><span>$str</span><span>,</span><span>$start</span><span>,</span><span>$length</span><span>,</span><span>$charset</span><span>);</span><span>}</span><span>elseif</span><span>(</span><span>function_exists</span><span>(</span><span>'iconv_substr'</span><span>))</span><span>{</span><span> returniconv_substr</span><span>(</span><span>$str</span><span>,</span><span>$start</span><span>,</span><span>$length</span><span>,</span><span>$charset</span><span>);</span><span>}</span><span> $re</span><span>[</span><span>'utf-8'</span><span>]</span><span>=</span><span>"/[\x01-\x7f]|[\xc2-\xdf][\x80-\xbf]|[\xe0-\xef][\x80-\xbf]{2}|[\xf0-\xff][\x80-\xbf]{3}/"</span><span>;</span><span> $re</span><span>[</span><span>'gb2312'</span><span>]</span><span>=</span><span>"/[\x01-\x7f]|[\xb0-\xf7][\xa0-\xfe]/"</span><span>;</span><span> $re</span><span>[</span><span>'gbk'</span><span>]</span><span>=</span><span>"/[\x01-\x7f]|[\x81-\xfe][\x40-\xfe]/"</span><span>;</span><span> $re</span><span>[</span><span>'big5'</span><span>]</span><span>=</span><span>"/[\x01-\x7f]|[\x81-\xfe]([\x40-\x7e]|\xa1-\xfe])/"</span><span>;</span><span> preg_match_all</span><span>(</span><span>$re</span><span>[</span><span>$charset</span><span>],</span><span>$str</span><span>,</span><span>$match</span><span>);</span><span> $slice</span><span>=</span><span> join</span><span>(</span><span>""</span><span>,</span><span>array_slice</span><span>(</span><span>$match</span><span>[</span><span>0</span><span>],</span><span>$start</span><span>,</span><span>$length</span><span>));</span><span>if</span><span>(</span><span>$suffix</span><span>)</span><span>{</span><span>return</span><span>$slice</span><span>.</span><span>"…"</span><span>;</span><span>}</span><span>return</span><span>$slice</span><span>;</span><span>}</span><span>/** * php 实现js escape 函数 * @param [type] $string [description] * @param string $encoding [description] * @return [type] [description] */</span><span> functionescape</span><span>(</span><span>$string</span><span>,</span><span>$encoding</span><span>=</span><span>'UTF-8'</span><span>){</span><span> $return</span><span>=</span><span>null</span><span>;</span><span>for</span><span>(</span><span>$x</span><span>=</span><span>0</span><span>;</span><span>$x</span><span><span> mb_strlen</span><span>(</span><span>$string</span><span>,</span><span>$encoding</span><span>);</span><span>$x</span><span>++)</span><span>{</span><span> $str</span><span>=</span><span> mb_substr</span><span>(</span><span>$string</span><span>,</span><span>$x</span><span>,</span><span>1</span><span>,</span><span>$encoding</span><span>);</span><span>if</span><span>(</span><span>strlen</span><span>(</span><span>$str</span><span>)</span><span>></span><span>1</span><span>)</span><span>{</span><span>// 多字节字符</span><span> $return</span><span>.=</span><span>"%u"</span><span>.</span><span>strtoupper</span><span>(</span><span>bin2hex</span><span>(</span><span>mb_convert_encoding</span><span>(</span><span>$str</span><span>,</span><span>'UCS-2'</span><span>,</span><span>$encoding</span><span>)));</span><span>}</span><span>else</span><span>{</span><span> $return</span><span>.=</span><span>"%"</span><span>.</span><span>strtoupper</span><span>(</span><span>bin2hex</span><span>(</span><span>$str</span><span>));</span><span>}</span><span>}</span><span>return</span><span>$return</span><span>;</span><span>}</span><span>/** * php 实现 js unescape函数 * @param [type] $str [description] * @return [type] [description] */</span><span> functionunescape</span><span>(</span><span>$str</span><span>)</span><span>{</span><span> $str</span><span>=</span><span> rawurldecode</span><span>(</span><span>$str</span><span>);</span><span> preg_match_all</span><span>(</span><span>"/(?:%u.{4})|.{4};|\d+;|.+/U"</span><span>,</span><span>$str</span><span>,</span><span>$r</span><span>);</span><span> $ar</span><span>=</span><span>$r</span><span>[</span><span>0</span><span>];</span><span>foreach</span><span>(</span><span>$aras$k</span><span>=></span><span>$v</span><span>)</span><span>{</span><span>if</span><span>(</span><span>substr</span><span>(</span><span>$v</span><span>,</span><span>0</span><span>,</span><span>2</span><span>)</span><span>==</span><span>"%u"</span><span>){</span><span> $ar</span><span>[</span><span>$k</span><span>]</span><span>=</span><span> iconv</span><span>(</span><span>"UCS-2"</span><span>,</span><span>"utf-8//IGNORE"</span><span>,</span><span>pack</span><span>(</span><span>"H4"</span><span>,</span><span>substr</span><span>(</span><span>$v</span><span>,-</span><span>4</span><span>)));</span><span>}</span><span>elseif</span><span>(</span><span>substr</span><span>(</span><span>$v</span><span>,</span><span>0</span><span>,</span><span>3</span><span>)</span><span>==</span><span>""</span><span>)</span><span>{</span><span> $ar</span><span>[</span><span>$k</span><span>]</span><span>=</span><span> iconv</span><span>(</span><span>"UCS-2"</span><span>,</span><span>"utf-8"</span><span>,</span><span>pack</span><span>(</span><span>"H4"</span><span>,</span><span>substr</span><span>(</span><span>$v</span><span>,</span><span>3</span><span>,-</span><span>1</span><span>)));</span><span>}</span><span>elseif</span><span>(</span><span>substr</span><span>(</span><span>$v</span><span>,</span><span>0</span><span>,</span><span>2</span><span>)</span><span>==</span><span>""</span><span>)</span><span>{</span><span> echosubstr</span><span>(</span><span>$v</span><span>,</span><span>2</span><span>,-</span><span>1</span><span>).</span><span>""</span><span>;</span><span> $ar</span><span>[</span><span>$k</span><span>]</span><span>=</span><span> iconv</span><span>(</span><span>"UCS-2"</span><span>,</span><span>"utf-8"</span><span>,</span><span>pack</span><span>(</span><span>"n"</span><span>,</span><span>substr</span><span>(</span><span>$v</span><span>,</span><span>2</span><span>,-</span><span>1</span><span>)));</span><span>}</span><span>}</span><span> returnjoin</span><span>(</span><span>""</span><span>,</span><span>$ar</span><span>);</span><span>}</span><span>/** * 数字转人名币 * @param [type] $num [description] * @return [type] [description] */</span><span> functionnum2rmb </span><span>(</span><span>$num</span><span>)</span><span>{</span><span> $c1</span><span>=</span><span>"零壹贰叁肆伍陆柒捌玖"</span><span>;</span><span> $c2</span><span>=</span><span>"分角元拾佰仟万拾佰仟亿"</span><span>;</span><span> $num</span><span>=</span><span>round</span><span>(</span><span>$num</span><span>,</span><span>2</span><span>);</span><span> $num</span><span>=</span><span>$num</span><span>*</span><span>100</span><span>;</span><span>if</span><span>(</span><span>strlen</span><span>(</span><span>$num</span><span>)</span><span>></span><span>10</span><span>)</span><span>{</span><span>return</span><span>"oh,sorry,the number is too long!"</span><span>;</span><span>}</span><span> $i</span><span>=</span><span>0</span><span>;</span><span> $c</span><span>=</span><span>""</span><span>;</span><span>while</span><span>(</span><span>1</span><span>)</span><span>{</span><span>if</span><span>(</span><span>$i</span><span>==</span><span>0</span><span>)</span><span>{</span><span> $n</span><span>=</span><span>substr</span><span>(</span><span>$num</span><span>,</span><span>strlen</span><span>(</span><span>$num</span><span>)-</span><span>1</span><span>,</span><span>1</span><span>);</span><span>}</span><span>else</span><span>{</span><span> $n</span><span>=</span><span>$num</span><span>%</span><span>10</span><span>;</span><span>}</span><span> $p1</span><span>=</span><span>substr</span><span>(</span><span>$c1</span><span>,</span><span>3</span><span>*</span><span>$n</span><span>,</span><span>3</span><span>);</span><span> $p2</span><span>=</span><span>substr</span><span>(</span><span>$c2</span><span>,</span><span>3</span><span>*</span><span>$i</span><span>,</span><span>3</span><span>);</span><span>if</span><span>(</span><span>$n</span><span>!=</span><span>'0'</span><span>||</span><span>(</span><span>$n</span><span>==</span><span>'0'</span><span>&&</span><span>(</span><span>$p2</span><span>==</span><span>'亿'</span><span>||</span><span>$p2</span><span>==</span><span>'万'</span><span>||</span><span>$p2</span><span>==</span><span>'元'</span><span>)))</span><span>{</span><span> $c</span><span>=</span><span>$p1</span><span>.</span><span>$p2</span><span>.</span><span>$c</span><span>;</span><span>}</span><span>else</span><span>{</span><span> $c</span><span>=</span><span>$p1</span><span>.</span><span>$c</span><span>;</span><span>}</span><span> $i</span><span>=</span><span>$i</span><span>+</span><span>1</span><span>;</span><span> $num</span><span>=</span><span>$num</span><span>/</span><span>10</span><span>;</span><span> $num</span><span>=</span><span>(</span><span>int</span><span>)</span><span>$num</span><span>;</span><span>if</span><span>(</span><span>$num</span><span>==</span><span>0</span><span>)</span><span>{</span><span>break</span><span>;</span><span>}</span><span>}</span><span> $j</span><span>=</span><span>0</span><span>;</span><span> $slen</span><span>=</span><span>strlen</span><span>(</span><span>$c</span><span>);</span><span>while</span><span>(</span><span>$j</span><span><span>$slen</span><span>)</span><span>{</span><span> $m</span><span>=</span><span>substr</span><span>(</span><span>$c</span><span>,</span><span>$j</span><span>,</span><span>6</span><span>);</span><span>if</span><span>(</span><span>$m</span><span>==</span><span>'零元'</span><span>||</span><span>$m</span><span>==</span><span>'零万'</span><span>||</span><span>$m</span><span>==</span><span>'零亿'</span><span>||</span><span>$m</span><span>==</span><span>'零零'</span><span>)</span><span>{</span><span> $left</span><span>=</span><span>substr</span><span>(</span><span>$c</span><span>,</span><span>0</span><span>,</span><span>$j</span><span>);</span><span> $right</span><span>=</span><span>substr</span><span>(</span><span>$c</span><span>,</span><span>$j</span><span>+</span><span>3</span><span>);</span><span> $c</span><span>=</span><span>$left</span><span>.</span><span>$right</span><span>;</span><span> $j</span><span>=</span><span>$j</span><span>-</span><span>3</span><span>;</span><span> $slen</span><span>=</span><span>$slen</span><span>-</span><span>3</span><span>;</span><span>}</span><span> $j</span><span>=</span><span>$j</span><span>+</span><span>3</span><span>;</span><span>}</span><span>if</span><span>(</span><span>substr</span><span>(</span><span>$c</span><span>,</span><span>strlen</span><span>(</span><span>$c</span><span>)-</span><span>3</span><span>,</span><span>3</span><span>)</span><span>==</span><span>'零'</span><span>)</span><span>{</span><span> $c</span><span>=</span><span>substr</span><span>(</span><span>$c</span><span>,</span><span>0</span><span>,</span><span>strlen</span><span>(</span><span>$c</span><span>)-</span><span>3</span><span>);</span><span>}</span><span>// if there is a '0' on the end , chop it out</span><span>return</span><span>$c</span><span>.</span><span>"整"</span><span>;</span><span>}</span><span>/** * 特殊的字符 * @param [type] $str [description] * @return [type] [description] */</span><span> functionmakeSemiangle</span><span>(</span><span>$str</span><span>)</span><span>{</span><span> $arr</span><span>=</span><span>array</span><span>(</span><span>'0'</span><span>=></span><span>'0'</span><span>,</span><span>'1'</span><span>=></span><span>'1'</span><span>,</span><span>'2'</span><span>=></span><span>'2'</span><span>,</span><span>'3'</span><span>=></span><span>'3'</span><span>,</span><span>'4'</span><span>=></span><span>'4'</span><span>,</span><span>'5'</span><span>=></span><span>'5'</span><span>,</span><span>'6'</span><span>=></span><span>'6'</span><span>,</span><span>'7'</span><span>=></span><span>'7'</span><span>,</span><span>'8'</span><span>=></span><span>'8'</span><span>,</span><span>'9'</span><span>=></span><span>'9'</span><span>,</span><span>'A'</span><span>=></span><span>'A'</span><span>,</span><span>'B'</span><span>=></span><span>'B'</span><span>,</span><span>'C'</span><span>=></span><span>'C'</span><span>,</span><span>'D'</span><span>=></span><span>'D'</span><span>,</span><span>'E'</span><span>=></span><span>'E'</span><span>,</span><span>'F'</span><span>=></span><span>'F'</span><span>,</span><span>'G'</span><span>=></span><span>'G'</span><span>,</span><span>'H'</span><span>=></span><span>'H'</span><span>,</span><span>'I'</span><span>=></span><span>'I'</span><span>,</span><span>'J'</span><span>=></span><span>'J'</span><span>,</span><span>'K'</span><span>=></span><span>'K'</span><span>,</span><span>'L'</span><span>=></span><span>'L'</span><span>,</span><span>'M'</span><span>=></span><span>'M'</span><span>,</span><span>'N'</span><span>=></span><span>'N'</span><span>,</span><span>'O'</span><span>=></span><span>'O'</span><span>,</span><span>'P'</span><span>=></span><span>'P'</span><span>,</span><span>'Q'</span><span>=></span><span>'Q'</span><span>,</span><span>'R'</span><span>=></span><span>'R'</span><span>,</span><span>'S'</span><span>=></span><span>'S'</span><span>,</span><span>'T'</span><span>=></span><span>'T'</span><span>,</span><span>'U'</span><span>=></span><span>'U'</span><span>,</span><span>'V'</span><span>=></span><span>'V'</span><span>,</span><span>'W'</span><span>=></span><span>'W'</span><span>,</span><span>'X'</span><span>=></span><span>'X'</span><span>,</span><span>'Y'</span><span>=></span><span>'Y'</span><span>,</span><span>'Z'</span><span>=></span><span>'Z'</span><span>,</span><span>'a'</span><span>=></span><span>'a'</span><span>,</span><span>'b'</span><span>=></span><span>'b'</span><span>,</span><span>'c'</span><span>=></span><span>'c'</span><span>,</span><span>'d'</span><span>=></span><span>'d'</span><span>,</span><span>'e'</span><span>=></span><span>'e'</span><span>,</span><span>'f'</span><span>=></span><span>'f'</span><span>,</span><span>'g'</span><span>=></span><span>'g'</span><span>,</span><span>'h'</span><span>=></span><span>'h'</span><span>,</span><span>'i'</span><span>=></span><span>'i'</span><span>,</span><span>'j'</span><span>=></span><span>'j'</span><span>,</span><span>'k'</span><span>=></span><span>'k'</span><span>,</span><span>'l'</span><span>=></span><span>'l'</span><span>,</span><span>'m'</span><span>=></span><span>'m'</span><span>,</span><span>'n'</span><span>=></span><span>'n'</span><span>,</span><span>'o'</span><span>=></span><span>'o'</span><span>,</span><span>'p'</span><span>=></span><span>'p'</span><span>,</span><span>'q'</span><span>=></span><span>'q'</span><span>,</span><span>'r'</span><span>=></span><span>'r'</span><span>,</span><span>'s'</span><span>=></span><span>'s'</span><span>,</span><span>'t'</span><span>=></span><span>'t'</span><span>,</span><span>'u'</span><span>=></span><span>'u'</span><span>,</span><span>'v'</span><span>=></span><span>'v'</span><span>,</span><span>'w'</span><span>=></span><span>'w'</span><span>,</span><span>'x'</span><span>=></span><span>'x'</span><span>,</span><span>'y'</span><span>=></span><span>'y'</span><span>,</span><span>'z'</span><span>=></span><span>'z'</span><span>,</span><span>'('</span><span>=></span><span>'('</span><span>,</span><span>')'</span><span>=></span><span>')'</span><span>,</span><span>'〔'</span><span>=></span><span>'['</span><span>,</span><span>'〕'</span><span>=></span><span>']'</span><span>,</span><span>'【'</span><span>=></span><span>'['</span><span>,</span><span>'】'</span><span>=></span><span>']'</span><span>,</span><span>'〖'</span><span>=></span><span>'['</span><span>,</span><span>'〗'</span><span>=></span><span>']'</span><span>,</span><span>'{'</span><span>=></span><span>'{'</span><span>,</span><span>'}'</span><span>=></span><span>'}'</span><span>,</span><span>'《'</span><span>=></span><span>'<span>,</span><span>'》'</span><span>=></span><span>'>'</span><span>,</span><span>'%'</span><span>=></span><span>'%'</span><span>,</span><span>'+'</span><span>=></span><span>'+'</span><span>,</span><span>'—'</span><span>=></span><span>'-'</span><span>,</span><span>'-'</span><span>=></span><span>'-'</span><span>,</span><span>'~'</span><span>=></span><span>'-'</span><span>,</span><span>':'</span><span>=></span><span>':'</span><span>,</span><span>'。'</span><span>=></span><span>'.'</span><span>,</span><span>'、'</span><span>=></span><span>','</span><span>,</span><span>','</span><span>=></span><span>'.'</span><span>,</span><span>'、'</span><span>=></span><span>'.'</span><span>,</span><span>';'</span><span>=></span><span>';'</span><span>,</span><span>'?'</span><span>=></span><span>'?'</span><span>,</span><span>'!'</span><span>=></span><span>'!'</span><span>,</span><span>'…'</span><span>=></span><span>'-'</span><span>,</span><span>'‖'</span><span>=></span><span>'|'</span><span>,</span><span>'”'</span><span>=></span><span>'"'</span><span>,</span><span>'“'</span><span>=></span><span>'"'</span><span>,</span><span>'’'</span><span>=></span><span>'`'</span><span>,</span><span>'‘'</span><span>=></span><span>'`'</span><span>,</span><span>'|'</span><span>=></span><span>'|'</span><span>,</span><span>'〃'</span><span>=></span><span>'"'</span><span>,</span><span>' '</span><span>=></span><span>' '</span><span>,</span><span>'.'</span><span>=></span><span>'.'</span><span>);</span><span> returnstrtr</span><span>(</span><span>$str</span><span>,</span><span>$arr</span><span>);</span><span>}</span><span>/** * 下载 * @param [type] $filename [description] * @param string $dir [description] * @return [type] [description] */</span><span> functiondownloads</span><span>(</span><span>$filename</span><span>,</span><span>$dir</span><span>=</span><span>'./'</span><span>){</span><span> $filepath</span><span>=</span><span>$dir</span><span>.</span><span>$filename</span><span>;</span><span>if</span><span>(!</span><span>file_exists</span><span>(</span><span>$filepath</span><span>)){</span><span> header</span><span>(</span><span>"Content-type: text/html; charset=utf-8"</span><span>);</span><span> echo</span><span>"File not found!"</span><span>;</span><span>exit</span><span>;</span><span>}</span><span>else</span><span>{</span><span> $file</span><span>=</span><span>fopen</span><span>(</span><span>$filepath</span><span>,</span><span>"r"</span><span>);</span><span>Header</span><span>(</span><span>"Content-type: application/octet-stream"</span><span>);</span><span>Header</span><span>(</span><span>"Accept-Ranges: bytes"</span><span>);</span><span>Header</span><span>(</span><span>"Accept-Length: "</span><span>.</span><span>filesize</span><span>(</span><span>$filepath</span><span>));</span><span>Header</span><span>(</span><span>"Content-Disposition: attachment; filename="</span><span>.</span><span>$filename</span><span>);</span><span> echofread</span><span>(</span><span>$file</span><span>,</span><span>filesize</span><span>(</span><span>$filepath</span><span>));</span><span> fclose</span><span>(</span><span>$file</span><span>);</span><span>}</span><span>}</span><span>/** * 创建一个目录树 * @param [type] $dir [description] * @param integer $mode [description] * @return [type] [description] */</span><span> functionmkdirs</span><span>(</span><span>$dir</span><span>,</span><span>$mode</span><span>=</span><span>0777</span><span>)</span><span>{</span><span>if</span><span>(!</span><span>is_dir</span><span>(</span><span>$dir</span><span>))</span><span>{</span><span> mkdirs</span><span>(</span><span>dirname</span><span>(</span><span>$dir</span><span>),</span><span>$mode</span><span>);</span><span> returnmkdir</span><span>(</span><span>$dir</span><span>,</span><span>$mode</span><span>);</span><span>}</span><span> returntrue</span><span>;</span><span>}</span><span>3.</span><span>[代码]</span><span>curl functionxcurl</span><span>(</span><span>$url</span><span>,</span><span>$ref</span><span>=</span><span>null</span><span>,</span><span>$post</span><span>=</span><span>array</span><span>(),</span><span>$ua</span><span>=</span><span>"Mozilla/5.0 (X11; Linux x86_64; rv:2.2a1pre) Gecko/20110324 Firefox/4.2a1pre"</span><span>,</span><span>$print</span><span>=</span><span>false</span><span>)</span><span>{</span><span> $ch</span><span>=</span><span> curl_init</span><span>();</span><span> curl_setopt</span><span>(</span><span>$ch</span><span>,</span><span> CURLOPT_AUTOREFERER</span><span>,</span><span>true</span><span>);</span><span>if</span><span>(!</span><span>empty</span><span>(</span><span>$ref</span><span>))</span><span>{</span><span> curl_setopt</span><span>(</span><span>$ch</span><span>,</span><span> CURLOPT_REFERER</span><span>,</span><span>$ref</span><span>);</span><span>}</span><span> curl_setopt</span><span>(</span><span>$ch</span><span>,</span><span> CURLOPT_URL</span><span>,</span><span>$url</span><span>);</span><span> curl_setopt</span><span>(</span><span>$ch</span><span>,</span><span> CURLOPT_HEADER</span><span>,</span><span>0</span><span>);</span><span> curl_setopt</span><span>(</span><span>$ch</span><span>,</span><span> CURLOPT_FOLLOWLOCATION</span><span>,</span><span>1</span><span>);</span><span> curl_setopt</span><span>(</span><span>$ch</span><span>,</span><span> CURLOPT_RETURNTRANSFER</span><span>,</span><span>1</span><span>);</span><span>if</span><span>(!</span><span>empty</span><span>(</span><span>$ua</span><span>))</span><span>{</span><span> curl_setopt</span><span>(</span><span>$ch</span><span>,</span><span> CURLOPT_USERAGENT</span><span>,</span><span>$ua</span><span>);</span><span>}</span><span>if</span><span>(</span><span>count</span><span>(</span><span>$post</span><span>)</span><span>></span><span>0</span><span>){</span><span> curl_setopt</span><span>(</span><span>$ch</span><span>,</span><span> CURLOPT_POST</span><span>,</span><span>1</span><span>);</span><span> curl_setopt</span><span>(</span><span>$ch</span><span>,</span><span> CURLOPT_POSTFIELDS</span><span>,</span><span>$post</span><span>);</span><span>}</span><span> $output</span><span>=</span><span> curl_exec</span><span>(</span><span>$ch</span><span>);</span><span> curl_close</span><span>(</span><span>$ch</span><span>);</span><span>if</span><span>(</span><span>$print</span><span>)</span><span>{</span><span>print</span><span>(</span><span>$output</span><span>);</span><span>}</span><span>else</span><span>{</span><span>return</span><span>$output</span><span>;</span><span>}</span><span>}</span><span>4.</span><span>[代码]日期时间函数</span><span>/** * 根据一个时间戳得到详细信息 * @param [type] $time [时间戳] * @return [type] * @author [yangsheng@yahoo.com] */</span><span> functiongetDateInfo</span><span>(</span><span>$time</span><span>){</span><span> $day_of_week_cn</span><span>=</span><span>array</span><span>(</span><span>"日"</span><span>,</span><span>"一"</span><span>,</span><span>"二"</span><span>,</span><span>"三"</span><span>,</span><span>"四"</span><span>,</span><span>"五"</span><span>,</span><span>"六"</span><span>);</span><span>//中文星期</span><span> $week_of_month_cn</span><span>=</span><span>array</span><span>(</span><span>''</span><span>,</span><span>'第1周'</span><span>,</span><span>'第2周'</span><span>,</span><span>'第3周'</span><span>,</span><span>'第4周'</span><span>,</span><span>'第5周'</span><span>,</span><span>'第6周'</span><span><span>);</span><span>#本月第几周</span></span><span> $tenDays</span><span>=</span><span> getTenDays</span><span>(</span><span>date</span><span>(</span><span>'j'</span><span>,</span><span>$time</span><span>));</span><span>#获得旬</span><span> $quarter</span><span>=</span><span> getQuarter</span><span>(</span><span>date</span><span>(</span><span>'n'</span><span>,</span><span>$time</span><span>),</span><span>date</span><span>(</span><span>'Y'</span><span>,</span><span>$time</span><span><span>));</span><span>#</span></span><span><span>获取季度</span></span><span> $dimDate</span><span>=</span><span>array</span><span>(</span><span>'date_key'</span><span>=></span><span>strtotime</span><span>(</span><span>date</span><span>(</span><span>'Y-m-d'</span><span>,</span><span>$time</span><span>)),</span><span>#日期时间戳</span><span>'date_day'</span><span>=></span><span>date</span><span>(</span><span>'Y-m-d'</span><span>,</span><span>$time</span><span>),</span><span>#日期YYYY-MM-DD</span><span>'current_year'</span><span>=></span><span>date</span><span>(</span><span>'Y'</span><span>,</span><span>$time</span><span><span>),</span><span>#数字年</span></span><span>'current_quarter'</span><span>=></span><span>$quarter</span><span>[</span><span>'current_quarter'</span><span>],</span><span>#季度</span><span>'quarter_cn'</span><span>=></span><span>$quarter</span><span>[</span><span>'quarter_cn'</span><span>],</span><span>'current_month'</span><span>=></span><span>date</span><span>(</span><span>'n'</span><span>,</span><span>$time</span><span><span>),</span><span>#月</span></span><span>'month_cn'</span><span>=></span><span>date</span><span>(</span><span>'Y-m'</span><span>,</span><span>$time</span><span>),</span><span>#月份</span><span>'tenday_of_month'</span><span>=></span><span>$tenDays</span><span>[</span><span>'tenday_of_month'</span><span><span>],</span><span>#数字旬</span></span><span>'tenday_cn'</span><span>=></span><span>$tenDays</span><span>[</span><span>'tenday_cn'</span><span><span>],</span><span>#中文旬</span></span><span>'week_of_month'</span><span>=></span><span>ceil</span><span>(</span><span>date</span><span>(</span><span>'j'</span><span>,</span><span>$time</span><span>)/</span><span>7</span><span>),</span><span>#本月第几周</span><span>'week_of_month_cn'</span><span>=></span><span>$week_of_month_cn</span><span>[</span><span>ceil</span><span>(</span><span>date</span><span>(</span><span>'j'</span><span>,</span><span>$time</span><span>)/</span><span>7</span><span><span>)],</span><span>#中文当月第几周</span></span><span>'day_of_year'</span><span>=></span><span>date</span><span>(</span><span>'z'</span><span>,</span><span>$time</span><span>)+</span><span>1</span><span>,</span><span>#年份中的第几天</span><span>'day_of_month'</span><span>=></span><span>date</span><span>(</span><span>'j'</span><span>,</span><span>$time</span><span><span>),</span><span>#得到几号</span></span><span>'day_of_week'</span><span>=></span><span>date</span><span>(</span><span>'w'</span><span>,</span><span>$time</span><span>)></span><span>0</span><span>?</span><span>date</span><span>(</span><span>'w'</span><span>,</span><span>$time</span><span>):</span><span>7</span><span><span>,</span><span>#星期几</span></span><span>'day_of_week_cn'</span><span>=></span><span>'星期'</span><span>.</span><span>$day_of_week_cn</span><span>[</span><span>date</span><span>(</span><span>'w'</span><span>,</span><span>$time</span><span>)],</span><span>);</span><span>return</span><span>$dimDate</span><span>;</span><span>}</span><span>/** * 获得日期是上中下旬 * @param [int] $j [几号] * @return [array] [description] * @author [yangsheng@yahoo.com] */</span><span> functiongetTenDays</span><span>(</span><span>$j</span><span>)</span><span>{</span><span> $j</span><span>=</span><span>intval</span><span>(</span><span>$j</span><span>);</span><span>if</span><span>(</span><span>$j</span><span><span>1</span><span>||</span><span>$j</span><span>></span><span>31</span><span>){</span><span> returnfalse</span><span><span>;</span><span>#不是日期</span></span><span>}</span><span> $tenDays</span><span>=</span><span>ceil</span><span>(</span><span>$j</span><span>/</span><span>10</span><span>);</span><span>switch</span><span>(</span><span>$tenDays</span><span>)</span><span>{</span><span> case1</span><span><span>:</span><span>#上旬</span></span><span> returnarray</span><span>(</span><span>'tenday_of_month'</span><span>=></span><span>1</span><span>,</span><span>'tenday_cn'</span><span>=></span><span>'上旬'</span><span>,);</span><span>break</span><span>;</span><span> case2</span><span><span>:</span><span>#中旬</span></span><span> returnarray</span><span>(</span><span>'tenday_of_month'</span><span>=></span><span>2</span><span>,</span><span>'tenday_cn'</span><span>=></span><span>'中旬'</span><span>,);</span><span>break</span><span>;</span><span>default</span><span><span>:</span><span>#下旬</span></span><span> returnarray</span><span>(</span><span>'tenday_of_month'</span><span>=></span><span>3</span><span>,</span><span>'tenday_cn'</span><span>=></span><span>'下旬'</span><span>,);</span><span>break</span><span>;</span><span>}</span><span> returnfalse</span><span>;</span><span>}</span><span>/** * 根据月份获得当前第几季度 * @param [int] $n [月份] * @param [int] $y [年] * @return [array] [description] */</span><span> functiongetQuarter</span><span>(</span><span>$n</span><span>,</span><span>$y</span><span>=</span><span>null</span><span>){</span><span> $n</span><span>=</span><span>intval</span><span>(</span><span>$n</span><span>);</span><span>if</span><span>(</span><span>$n</span><span><span>1</span><span>||</span><span>$n</span><span>></span><span>12</span><span>){</span><span> returnfalse</span><span>;</span><span>#不是月份</span><span>}</span><span> $quarter</span><span>=</span><span>ceil</span><span>(</span><span>$n</span><span>/</span><span>3</span><span>);</span><span>switch</span><span>(</span><span>$quarter</span><span>)</span><span>{</span><span> case1</span><span>:</span><span>#第一季度</span><span> returnarray</span><span>(</span><span>'current_quarter'</span><span>=></span><span>1</span><span>,</span><span>'quarter_cn'</span><span>=></span><span>$y</span><span>?</span><span>$y</span><span>.</span><span>'-Q1'</span><span>:</span><span>'Q1'</span><span>);</span><span>break</span><span>;</span><span> case2</span><span>:</span><span>#第二季度</span><span> returnarray</span><span>(</span><span>'current_quarter'</span><span>=></span><span>2</span><span>,</span><span>'quarter_cn'</span><span>=></span><span>$y</span><span>?</span><span>$y</span><span>.</span><span>'-Q2'</span><span>:</span><span>'Q2'</span><span>);</span><span>break</span><span>;</span><span> case3</span><span>:</span><span>#第三季度</span><span> returnarray</span><span>(</span><span>'current_quarter'</span><span>=></span><span>3</span><span>,</span><span>'quarter_cn'</span><span>=></span><span>$y</span><span>?</span><span>$y</span><span>.</span><span>'-Q3'</span><span>:</span><span>'Q3'</span><span>);</span><span>break</span><span>;</span><span> case4</span><span>:</span><span>#第四季度</span><span> returnarray</span><span>(</span><span>'current_quarter'</span><span>=></span><span>4</span><span>,</span><span>'quarter_cn'</span><span>=></span><span>$y</span><span>?</span><span>$y</span><span>.</span><span>'-Q4'</span><span>:</span><span>'Q4'</span><span>);</span><span>break</span><span>;</span><span>}</span><span> returnfalse</span><span>;</span><span>}</span></span></span></span></span></span></span>
<span>网站地址:http://www.5k5c.com/blog/175</span>
위 내용은 PHP의 공통 기능인 FUNCTION을 소개하고 관련 내용을 포함하여 PHP 튜토리얼에 관심이 있는 친구들에게 도움이 되기를 바랍니다.

PHP는 현대 웹 개발, 특히 컨텐츠 관리 및 전자 상거래 플랫폼에서 중요합니다. 1) PHP는 Laravel 및 Symfony와 같은 풍부한 생태계와 강력한 프레임 워크 지원을 가지고 있습니다. 2) Opcache 및 Nginx를 통해 성능 최적화를 달성 할 수 있습니다. 3) PHP8.0은 성능을 향상시키기 위해 JIT 컴파일러를 소개합니다. 4) 클라우드 네이티브 애플리케이션은 Docker 및 Kubernetes를 통해 배포되어 유연성과 확장 성을 향상시킵니다.

PHP는 특히 빠른 개발 및 동적 컨텐츠를 처리하는 데 웹 개발에 적합하지만 데이터 과학 및 엔터프라이즈 수준의 애플리케이션에는 적합하지 않습니다. Python과 비교할 때 PHP는 웹 개발에 더 많은 장점이 있지만 데이터 과학 분야에서는 Python만큼 좋지 않습니다. Java와 비교할 때 PHP는 엔터프라이즈 레벨 애플리케이션에서 더 나빠지지만 웹 개발에서는 더 유연합니다. JavaScript와 비교할 때 PHP는 백엔드 개발에서 더 간결하지만 프론트 엔드 개발에서는 JavaScript만큼 좋지 않습니다.

PHP와 Python은 각각 고유 한 장점이 있으며 다양한 시나리오에 적합합니다. 1.PHP는 웹 개발에 적합하며 내장 웹 서버 및 풍부한 기능 라이브러리를 제공합니다. 2. Python은 간결한 구문과 강력한 표준 라이브러리가있는 데이터 과학 및 기계 학습에 적합합니다. 선택할 때 프로젝트 요구 사항에 따라 결정해야합니다.

PHP는 서버 측에서 널리 사용되는 스크립팅 언어이며 특히 웹 개발에 적합합니다. 1.PHP는 HTML을 포함하고 HTTP 요청 및 응답을 처리 할 수 있으며 다양한 데이터베이스를 지원할 수 있습니다. 2.PHP는 강력한 커뮤니티 지원 및 오픈 소스 리소스를 통해 동적 웹 컨텐츠, 프로세스 양식 데이터, 액세스 데이터베이스 등을 생성하는 데 사용됩니다. 3. PHP는 해석 된 언어이며, 실행 프로세스에는 어휘 분석, 문법 분석, 편집 및 실행이 포함됩니다. 4. PHP는 사용자 등록 시스템과 같은 고급 응용 프로그램을 위해 MySQL과 결합 할 수 있습니다. 5. PHP를 디버깅 할 때 error_reporting () 및 var_dump ()와 같은 함수를 사용할 수 있습니다. 6. 캐싱 메커니즘을 사용하여 PHP 코드를 최적화하고 데이터베이스 쿼리를 최적화하며 내장 기능을 사용하십시오. 7

PHP가 많은 웹 사이트에서 선호되는 기술 스택 인 이유에는 사용 편의성, 강력한 커뮤니티 지원 및 광범위한 사용이 포함됩니다. 1) 배우고 사용하기 쉽고 초보자에게 적합합니다. 2) 거대한 개발자 커뮤니티와 풍부한 자원이 있습니다. 3) WordPress, Drupal 및 기타 플랫폼에서 널리 사용됩니다. 4) 웹 서버와 밀접하게 통합하여 개발 배포를 단순화합니다.

PHP는 현대적인 프로그래밍, 특히 웹 개발 분야에서 강력하고 널리 사용되는 도구로 남아 있습니다. 1) PHP는 사용하기 쉽고 데이터베이스와 완벽하게 통합되며 많은 개발자에게 가장 먼저 선택됩니다. 2) 동적 컨텐츠 생성 및 객체 지향 프로그래밍을 지원하여 웹 사이트를 신속하게 작성하고 유지 관리하는 데 적합합니다. 3) 데이터베이스 쿼리를 캐싱하고 최적화함으로써 PHP의 성능을 향상시킬 수 있으며, 광범위한 커뮤니티와 풍부한 생태계는 오늘날의 기술 스택에 여전히 중요합니다.

PHP에서는 약한 참조가 약한 회의 클래스를 통해 구현되며 쓰레기 수집가가 물체를 되 찾는 것을 방해하지 않습니다. 약한 참조는 캐싱 시스템 및 이벤트 리스너와 같은 시나리오에 적합합니다. 물체의 생존을 보장 할 수 없으며 쓰레기 수집이 지연 될 수 있음에 주목해야합니다.

\ _ \ _ 호출 메소드를 사용하면 객체를 함수처럼 호출 할 수 있습니다. 1. 객체를 호출 할 수 있도록 메소드를 호출하는 \ _ \ _ 정의하십시오. 2. $ obj (...) 구문을 사용할 때 PHP는 \ _ \ _ invoke 메소드를 실행합니다. 3. 로깅 및 계산기, 코드 유연성 및 가독성 향상과 같은 시나리오에 적합합니다.


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