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run code in 150+ php & hhvm versions
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<?php $data = array( 0 => array( 'name' => 'foo', 'percent' => 25 ), 1 => array( 'name' => 'bar', 'percent' => 50 ), 2 => array( 'name' => 'baz', 'percent' => 100 ) ); uasort($data, function($a, $b) { var_dump($a, $b); });
Output for hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
array(2) { ["name"]=> string(3) "foo" ["percent"]=> int(25) } array(2) { ["name"]=> string(3) "bar" ["percent"]=> int(50) } array(2) { ["name"]=> string(3) "bar" ["percent"]=> int(50) } array(2) { ["name"]=> string(3) "baz" ["percent"]=> int(100) }
Output for 5.3.0 - 5.6.21
array(2) { ["name"]=> string(3) "bar" ["percent"]=> int(50) } array(2) { ["name"]=> string(3) "foo" ["percent"]=> int(25) } array(2) { ["name"]=> string(3) "baz" ["percent"]=> int(100) } array(2) { ["name"]=> string(3) "bar" ["percent"]=> int(50) }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/PH0br on line 18
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/PH0br on line 18
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/PH0br on line 18
Process exited with code 255.