/*
* js escape php 实现
* @param $string the sting want to be escaped
* @param $in_encoding
* @param $out_encoding
*/
function escape($string, $in_encoding = 'UTF-8',$out_encoding = 'UCS-2') {
$return = '';
if (function_exists('mb_get_info')) {
for($x = 0; $x < mb_strlen ( $string, $in_encoding ); $x ++) {
$str = mb_substr ( $string, $x, 1, $in_encoding );
if (strlen ( $str ) > 1) { // 多字节字符
......
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