<?php
$closure = function() {
echo $this->foo;
};
$context = new \StdClass;
$context->foo = "Hello World";
$boundClosure = $closure->bindTo($context);
$boundClosure();
PD9waHAKCiRjbG9zdXJlID0gZnVuY3Rpb24oKSB7CiAgICBlY2hvICR0aGlzLT5mb287Cn07CgokY29udGV4dCA9IG5ldyBcU3RkQ2xhc3M7CiRjb250ZXh0LT5mb28gPSAiSGVsbG8gV29ybGQiOwoKJGJvdW5kQ2xvc3VyZSA9ICRjbG9zdXJlLT5iaW5kVG8oJGNvbnRleHQpOwokYm91bmRDbG9zdXJlKCk7