<?php class MyClass { public $foo; public function __construct() { $this->foo = function(int $a, int $b): int { return $a * $b; }; } public function foo(int $a, int $b): int { return $a + $b; } } $myClass = new MyClass(); echo 'Method: ' . $myClass->foo(2, 3); echo ' Closure: ' . ($myClass->foo)(2, 3); ?>
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