Home > Article > Backend Development > PHP Chinese and English regular expressions_PHP tutorial
PHP Chinese and English regular expressions_PHP tutorial
- WBOYOriginal
- 2016-07-20 11:07:16990browse
php tutorial Chinese and English regular expressions
"http://www.w3. org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
< ;/head>
function funcChinese($str,$num1='',$num2='')//Judge Chinese regularity
{
if($num1!='' and $num2!=''){
return (preg_match("/^([x81-xfe][x40-xfe])
{". $num1.",".$num2."}$/",$str))?true:false;
}else{
return (!eregi("[^x80-xff]","$ str"))?
true:false;
}
}
if( $_POST)
{
if( funcChinese( $_POST['url '] ) )
{
echo 'is Chinese';
}
else
{
exit('is not a valid Chinese');
}
}
//This can only be judged character by character. You can use foreach to process it
?>
Statement：
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Previous article：PHP file download example code_PHP tutorialNext article：PHP file download example code_PHP tutorial