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run code in 150+ php & hhvm versions
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<?php $data = array(array("Price" => 66), array("Price" => 99)); function extractPrice($priceType) { $modifier = 10; return function($guestPrice) use($priceType, $modifier) { return $guestPrice[$priceType]*$modifier; }; } var_dump(array_map(extractPrice('Price'), $data));
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
array(2) { [0]=> int(660) [1]=> int(990) }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/rQtKg on line 7
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/rQtKg on line 7
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/rQtKg on line 7
Process exited with code 255.