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vahid-almasi/solid-05.php

Last active December 22, 2018 10:58
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solid-05.php
<?
public function sum() {
foreach($this->shapes as $shape) {
if(is_a($shape, 'Square')) {
$area[] = pow($shape->length, 2);
} else if(is_a($shape, 'Circle')) {
$area[] = pi() * pow($shape->radius, 2);
}
}
return array_sum($area);
}
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