UTF-8与GBK编码下PHP获取字符串长度的函数
-
-
/* - * 统计字符串长度
- *@param $str 被统计字符串
- */
- function sstrlen($str) {
- global $charset;
- $n = 0; $p = 0; $c = ”;
- $len = strlen($str);
- if($charset == ‘utf-8′) {
- for($i = 0; $i $c = ord($str{$i});
- if($c > 252) {
- $p = 5;
- } elseif($c > 248) {
- $p = 4;
- } elseif($c > 240) {
- $p = 3;
- } elseif($c > 224) {
- $p = 2;
- } elseif($c > 192) {
- $p = 1;
- } else {
- $p = 0;
- }
- $i+=$p;$n++;
- }
- } else {
- for($i = 0; $i $c = ord($str{$i});
- if($c > 127) {
- $p = 1;
- } else {
- $p = 0;
- }
- $i+=$p;$n++;
- }
- }
return $n; - }
- ?>
-
|
本站声明
本文内容由网友自发贡献，版权归原作者所有，本站不承担相应法律责任。如您发现有涉嫌抄袭侵权的内容，请联系admin@php.cn
作者最新文章
-
2024-10-22 09:46:29
-
2024-10-13 13:53:41
-
2024-10-12 12:15:51
-
2024-10-11 22:47:31
-
2024-10-11 19:36:51
-
2024-10-11 15:50:41
-
2024-10-11 15:07:41
-
2024-10-11 14:21:21
-
2024-10-11 12:59:11
-
2024-10-11 12:17:31
