- <?php
- $action = trim($_get['action']);
- if($action == "sub")
- {
- $str = $_post['dir'];
- //if(!preg_match("/^[".chr(0xa1)."-".chr(0xff)."a-za-z0-9_]+$/",$str)) //gb2312汉字字母数字下划线正则表达式
- if(!preg_match("/^[x{4e00}-x{9fa5}a-za-z0-9_]+$/u",$str)) //utf-8汉字字母数字下划线正则表达式
- {
- echo "<font color=red>您输入的[".$str."]含有违法字符</font>";
- }
- else
- {
- echo "<font color=green>您输入的[".$str."]完全合法,通过!</font>";
- }
- }
- ?>
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波比源码 » php正则匹配gb2312和utf-8中文
波比源码 » php正则匹配gb2312和utf-8中文
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