How to remove Chinese in php

php method to remove Chinese: First create a PHP sample file; then set the "utf-8" encoding; then use the regular method to replace Chinese characters with null characters; finally save and execute the file.

PHP removes Chinese characters in a string

Delete Chinese characters in a string, as long as regular replacement Chinese characters can be empty characters:

<?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); ?>

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