PHP存储微信昵称特殊符号过滤方法

protected function removeEmoji($clean_text) {

     // Match Emoticons 

    $regexEmoticons = '/[\x{1F600}-\x{1F64F}]/u';

    $clean_text = preg_replace($regexEmoticons, '', $clean_text);

     // Match Miscellaneous Symbols and Pictographs 

    $regexSymbols = '/[\x{1F300}-\x{1F5FF}]/u';

     $clean_text = preg_replace($regexSymbols, '', $clean_text);

     // Match Transport And Map Symbols 

    $regexTransport = '/[\x{1F680}-\x{1F6FF}]/u'; 

    $clean_text = preg_replace($regexTransport, '', $clean_text);

     // Match Miscellaneous Symbols 

    $regexMisc = '/[\x{2600}-\x{26FF}]/u';

     $clean_text = preg_replace($regexMisc, '', $clean_text);

     // Match Dingbats $regexDingbats = '/[\x{2700}-\x{27BF}]/u';

     $clean_text = preg_replace($regexDingbats, '', $clean_text); 

    return $clean_text;

 }