- var_dump: documentation ( source)
- htmlentities: documentation ( source)
- html_entity_decode: documentation ( source)
<?php
$str = 'Text:Š:Тест';
var_dump($str);
$str = html_entity_decode( $str, 0, 'utf-8' );
var_dump($str);
var_dump(htmlentities( $str, 0, 'utf-8' ));