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<?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', $a]; var_dump(array_uintersect($b, $b, 'strcasecmp'));
Output for git.master, git.master_jit, rfc.property-hooks
i => 0 1i => 1 i => 2 i => 3 i => 4 i => 5 array(1) { [0]=> string(3) "100" }

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