Php htmlspecialchars decode

From w3cyberlearnings

PHP function htmlspecialchars_decode

This function converts special HTML entities back to character.

htmlspecialchars_decode(string);

Return encode string.

<?php

$str = 'a &gt; than b, but &#039;aa&#039; &lt; than &quot;ab&quot;';
echo htmlspecialchars_decode($str);
?>

a > than b, but 'aa' < than "ab"

<?php

$str = 'a > than b, but 'aa' < than "ab"';
echo htmlspecialchars_decode($str,ENT_COMPAT);
?>

a > than b, but 'aa' < than "ab"
//HTML View Source
a > than b, but &#039;aa&#amp;039; < than "ab"