- $host="localhost";
- $uname="database username";
- $pass="database password";
- $database = "database name";
- $connection=mysql_connect($host,$uname,$pass)
- or die("Database Connection Failed");
-
- $result=mysql_select_db($database)
- or die("database cannot be selected");
-
- ?>
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- function words_limit( $str, $num, $append_str='' ){
- $words = preg_split( '/[s]+/', $str, -1, PREG_SPLIT_OFFSET_CAPTURE );
- if( isset($words[$num][1]) ){
- $str = substr( $str, 0, $words[$num][1] ).$append_str;
- }
- unset( $words, $num );
- return trim( $str );>
- }
-
- echo words_limit($yourString, 50,'...');
-
- or
-
- echo words_limit($yourString, 50);
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- function video_image($url){
- $image_url = parse_url($url);
- if($image_url['host'] == 'www.youtube.com' ||
- $image_url['host'] == 'youtube.com'){
- $array = explode("&", $image_url['query']);
- return "http://img.youtube.com/vi/".substr($array[0], 2)."/0.jpg";
- }else if($image_url['host'] == 'www.youtu.be' ||
- $image_url['host'] == 'youtu.be'){
- $array = explode("/", $image_url['path']);
- return "http://img.youtube.com/vi/".$array[1]."/0.jpg";
- }else if($image_url['host'] == 'www.vimeo.com' ||
- $image_url['host'] == 'vimeo.com'){
- $hash = unserialize(file_get_contents("http://vimeo.com/api/v2/video/".
- substr($image_url['path'], 1).".php"));
- return $hash[0]["thumbnail_medium"];
- }
- }
-
![](<?php echo video_image('youtube URL'); ?>)
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- function age_from_dob($dob){
- $dob = strtotime($dob);
- $y = date('Y', $dob);
- if (($m = (date('m') - date('m', $dob))) < 0) {
- $y++;
- } elseif ($m == 0 && date('d') - date('d', $dob) < 0) {
- $y++;
- }
- return date('Y') - $y;
- }
- echo age_from_dob('2005/04/19'); date in yyyy/mm/dd format.
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- //设置 Cookie
- setcookie("name", 'value', time()+3600*60*30);
- //显示 Cookie
- if ($_COOKIE["name"]!=""){
- $_SESSION['name'] = $_COOKIE["name"];
- }
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- //方法1
- echo substr(md5(uniqid()), 0, 8);
- //方法2
- function rand_password($length){
- $chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz';
- $chars .= '0123456789' ;
- $chars .= '!@#%^&*()_,./<>?;:[]{}|=+';
-
- $str = '';
- $max = strlen($chars) - 1;
-
- for ($i=0; $i < $length; $i++)
- $str .= $chars[rand(0, $max)];
- return $str;
- }
- echo rand_password(16);
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- date_default_timezone_set("Asia/Calcutta");
- function dt_differ($start, $end){
- $start = date("G:i:s:m:d:Y", strtotime($start));
- $date1=explode(":", $start);
- $end = date("G:i:s:m:d:Y", strtotime($end));
- $date2=explode(":", $end);
-
- $starttime = mktime(date($date1[0]),date($date1[1]),date($date1[2]),
- date($date1[3]),date($date1[4]),date($date1[5]));
- $endtime = mktime(date($date2[0]),date($date2[1]),date($date2[2]),
- date($date2[3]),date($date2[4]),date($date2[5]));
- $seconds_dif = $starttime-$endtime;
- return $seconds_dif;
- }
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- function seconds2days($mysec) {
- $mysec = (int)$mysec;
- if ( $mysec === 0 ) {
- return '0 second';
- }
- $mins = 0;
- $hours = 0;
- $days = 0;
- if ( $mysec >= 60 ) {
- $mins = (int)($mysec / 60);
- $mysec = $mysec % 60;
- }
- if ( $mins >= 60 ) {
- $hours = (int)($mins / 60);
- $mins = $mins % 60;
- }
- if ( $hours >= 24 ) {
- $days = (int)($hours / 24);
- $hours = $hours % 60;
- }
-
- $output = '';
-
- if ($days){
- $output .= $days." days ";
- }
- if ($hours) {
- $output .= $hours." hours ";
- }
- if ( $mins ) {
- $output .= $mins." minutes ";
- }
- if ( $mysec ) {
- $output .= $mysec." seconds ";
- }
- $output = rtrim($output);
- return $output;
- }
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- $zip = zip_open("moooredale.zip");
- if ($zip) {
- while ($zip_entry = zip_read($zip)) {
- $fp = fopen(zip_entry_name($zip_entry), "w");
- if (zip_entry_open($zip, $zip_entry, "r")) {
- $buf = zip_entry_read($zip_entry, zip_entry_filesize($zip_entry));
- fwrite($fp,"$buf");
- zip_entry_close($zip_entry);
- fclose($fp);
- }
- }
- zip_close($zip);
- }
- ?>
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