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run code in 200+ php & hhvm versions
Bugs & Features
<?php function &foo() { $test = "foo"; return $test; } $foo = &foo(); var_dump($foo);
Output for 5.6.0 - 5.6.30, hhvm-3.15.4, 7.0.0 - 7.2.0
string(3) "foo"