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run code in 150+ php & hhvm versions
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<? define('SPIDERMAN','peter parker'); function foo () { $x = 'spiderman is ' . SPIDERMAN; return $x; } var_dump(foo());
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
string(25) "spiderman is peter parker"
Output for 4.3.0 - 5.3.29
<? define('SPIDERMAN','peter parker'); function foo () { $x = 'spiderman is ' . SPIDERMAN; return $x; } var_dump(foo());