/**
* $str 原始字符串
* $encoding 原始字符串的编码,默认GBK
* $prefix 编码后的前缀,默认""
* $postfix 编码后的后缀,默认";"
*/
function unicode_encode($str, $encoding = 'GBK', $prefix = '', $postfix = ';') {
$str = iconv($encoding, 'UCS-2', $str);
$arrstr = str_split($str, 2);
$unistr = '';
for($i = 0, $len = count($arrstr); $i
$dec = hexdec(bin2hex($arrstr[$i]));
$unistr .= $prefix . $dec . $postfix;
}
return $unistr;
}
/**
* $str Unicode编码后的字符串
* $encoding 原始字符串的编码,默认GBK
* $prefix 编码字符串的前缀,默认""
* $postfix 编码字符串的后缀,默认";"
*/
function unicode_decode($unistr, $encoding = 'GBK', $prefix = '', $postfix = ';') {
$arruni = explode($prefix, $unistr);
$unistr = '';
for($i = 1, $len = count($arruni); $i
if (strlen($postfix) > 0) {
$arruni[$i] = substr($arruni[$i], 0, strlen($arruni[$i]) - strlen($postfix));
}
$temp = intval($arruni[$i]);
$unistr .= ($temp
}
return iconv('UCS-2', $encoding, $unistr);
}
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