How to convert string to utf-8 in php

php method to convert a string to utf-8: first find out the encoding of the string itself; then use the "mb_convert_encoding($str, 'UTF-8', $current_encode);" method to convert the string Just convert it to utf-8.

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php converts any encoded content into utf- 8

First find out the encoding of the string itself, and then convert it to utf-8 encoding.

Method

function str_to_utf8 ($str = '') {
    $current_encode = mb_detect_encoding($str, array("ASCII","GB2312","GBK",'BIG5','UTF-8')); 
    $encoded_str = mb_convert_encoding($str, 'UTF-8', $current_encode);
    return $encoded_str;
}

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