PHP remove Chinese characters from string

一The Chinese, delete a Chinese Chinese in the Chinese, as long as the Chinese characters are replaced in a regular way as an empty character:

<?php
header(&#39;Content-type:text/html;charset=utf-8&#39;);


function p($arr){
	echo "<pre class="brush:php;toolbar:false">";
	print_r($arr);
	echo "

"; } $a = "河蟹）（社会afeowa#$%^!@@#zf吃饭fawgwea汉堡包agho_iawghowi我日）"; $result = preg_replace('/([\x80-\xff]*)/i','',$a); p($result); ?>

The above introduces PHP to remove Chinese characters from strings, including the relevant content. I hope it will be helpful to friends who are interested in PHP tutorials.