Online PHP editor | refs for Qo7nL

@ 2017-12-14T04:52:03Z

<?php

$vals = [];

for($i = 0; $i < 5000; $i++){
    $val = mt_rand(0,5000);
    
    if(isset($vals[$val])){
        $vals[$val] += 1;
    }else{
        $vals[$val] = 1;
    }
}

echo '5000 iterations.';
echo 'Number of different numbers, between 0-5000: ' . count($vals);