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run code in 300+ PHP versions simultaneously
<?php class A {} class B {} class Overloaded { protected $value; function setValue(A $x) { print __METHOD__ . '(A)' . PHP_EOL; $this->value = $x; } function setVаlue(B $x) { print __METHOD__ . '(B)' . PHP_EOL; $this->value = $x; } } $something = new Overloaded(); $something->setValue(new A); var_dump($something); $something->setVаlue(new B); var_dump($something);

preferences:
85.53 ms | 2012 KiB | 5 Q