标签： mb_substr

默认

PHP 截取字符串

1. 截取GB2312中文字符串

<?php //截取中文字符串 function mysubstr($str, $start, $len) {
$tmpstr = “”;
$strlen = $start + $len;
for($i = 0; $i < $strlen; $i++) {
if(ord(substr($str, $i, 1)) –> 0xa0) {
$tmp[……]

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HDR
2011-04-11

默认

// Patch in multibyte support
if (!function_exists(‘mb_substr’)) {
function mb_substr($str, $start, $len = ”, $encoding=”UTF-8″) {
$limit = strlen($str);
for ($s = 0; $start > 0;–$start) {// found the real start[……]

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HDR
2009-09-12

PHP 截取字符串

mb_substr修正函数