- mb_convert_encoding: documentation ( source)
- var_dump: documentation ( source)
- htmlentities: documentation ( source)
<?php
$foo = "🚁";
$foo = mb_convert_encoding($foo, "UTF-8");
var_dump($foo);
var_dump(mb_convert_encoding($text, 'HTML-ENTITIES', "UTF-8"));
var_dump(htmlentities($foo));