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@ 2013-12-05T15:25:09Z

<?php

class A {
	protected $i = 0;

	public function __toString() {
        echo "i => {$this->i}\n";
		$this->i++;
		return "$this->i";
	}
}

$a = new A;
echo $a;
$b = ['100', $a];

var_dump(array_intersect($b, $b));

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
array_intersect: documentation ( source)

preferences:dark modelive preview

57.87 ms | 402 KiB | 5 Q