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PHP实现过滤掉非汉字字符只保留中文字符_PHP教程
- WBOYOriginal
- 2016-07-13 09:52:09951browse
PHP实现过滤掉非汉字字符只保留中文字符
这篇文章主要介绍了PHP实现过滤掉非汉字字符只保留中文字符,本文直接给出实现代码,需要的朋友可以参考下
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$str = "a 1b 2b＜中文＞。xxyy字符";
//转换 GB2312 -> UTF-8 $str = mb_convert_encoding($str, 'UTF-8', 'GB2312');
preg_match_all('/[\x{4e00}-\x{9fff}]+/u', $str, $matches); $str = join('', $matches[0]);
//转换 UTF-8 -> GB2312 $str = mb_convert_encoding($str, 'GB2312', 'UTF-8');
echo $str; //输出 中文字符
?> |
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