输出emoji表情的16进制ascii码方便进行内容匹配
function emoji_asc($text){
 $len = strlen($text);
 for ($i = 0; $i < $len; $i++) {
 echo '\\\\'.'x'.dechex(ord($text[$i]));
 }
}
emoji_asc('...');
 
  输出emoji表情的16进制ascii码方便进行内容匹配
function emoji_asc($text){
 $len = strlen($text);
 for ($i = 0; $i < $len; $i++) {
 echo '\\\\'.'x'.dechex(ord($text[$i]));
 }
}
emoji_asc('...');