Contents

<?php

function getClassification($number)
{
    if ($number <= 0) {
         throw new InvalidArgumentException("You must supply a natural number (positive integer)");
    }

    $sum = 0 ;
    for ($i = 1; $i < $number; $i++) {
        if ($number % $i == 0) {
            $sum += $i ;
        }
    }

    if ($sum == $number) {
        return "perfect" ;
    } elseif ($sum < $number) {
        return "deficient" ;
    } else {
        return "abundant" ;
    }
}

Version data entries

271 entries across 271 versions & 1 rubygems

Version	Path
trackler-2.2.1.180	tracks/php/exercises/perfect-numbers/example.php
trackler-2.2.1.179	tracks/php/exercises/perfect-numbers/example.php
trackler-2.2.1.178	tracks/php/exercises/perfect-numbers/example.php
trackler-2.2.1.177	tracks/php/exercises/perfect-numbers/example.php
trackler-2.2.1.176	tracks/php/exercises/perfect-numbers/example.php
trackler-2.2.1.175	tracks/php/exercises/perfect-numbers/example.php
trackler-2.2.1.174	tracks/php/exercises/perfect-numbers/example.php
trackler-2.2.1.173	tracks/php/exercises/perfect-numbers/example.php
trackler-2.2.1.172	tracks/php/exercises/perfect-numbers/example.php
trackler-2.2.1.171	tracks/php/exercises/perfect-numbers/example.php
trackler-2.2.1.170	tracks/php/exercises/perfect-numbers/example.php
trackler-2.2.1.169	tracks/php/exercises/perfect-numbers/example.php
trackler-2.2.1.167	tracks/php/exercises/perfect-numbers/example.php
trackler-2.2.1.166	tracks/php/exercises/perfect-numbers/example.php
trackler-2.2.1.165	tracks/php/exercises/perfect-numbers/example.php
trackler-2.2.1.164	tracks/php/exercises/perfect-numbers/example.php
trackler-2.2.1.163	tracks/php/exercises/perfect-numbers/example.php
trackler-2.2.1.162	tracks/php/exercises/perfect-numbers/example.php
trackler-2.2.1.161	tracks/php/exercises/perfect-numbers/example.php
trackler-2.2.1.160	tracks/php/exercises/perfect-numbers/example.php