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@ 2017-08-11T20:50:20Z

<?php

function factorial($number) {
  $factorial = 1;
  if ($number > 1) {
    $factorial *= $number;
    echo $factorial;
    $number--;
    factorial($number);
  } else {
    return $factorial;
  }
}

var_dump(factorial(5), factorial(0));

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)

preferences:dark modelive previewkey bindings

45.06 ms | 1577 KiB | 5 Q