show php disabled function

disabled_functions.php

<?php
error_reporting(E_ALL);
$disabled_functions = ini_get('disable_functions');
if ($disabled_functions!='')
{
    $arr = explode(',', $disabled_functions);
    sort($arr);
    
    echo 'Disabled Functions: ';
    for ($i=0; $i < count($arr); $i++)
    {
        echo "{$i} - {$arr[$i]} \n";
    }
} else {
 echo 'No functions disabled';
}