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<?php trait MauricioTrait { public function sumStuff($a, $b) { return $a + $b; } public function multiplyStuff($a, $b) { return $a * $b; } } class MauricioClass { use MauricioTrait; public function printStuff() { return "Hello world!"; } } var_dump(method_exists(MauricioClass, 'sumStuff')); var_dump(in_array('MauricioTrait', class_uses('MauricioClass')));
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught Error: Undefined constant "MauricioClass" in /in/SPXS4:13 Stack trace: #0 {main} thrown in /in/SPXS4 on line 13
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: Use of undefined constant MauricioClass - assumed 'MauricioClass' (this will throw an Error in a future version of PHP) in /in/SPXS4 on line 13 bool(true) bool(true)
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.37, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33
Notice: Use of undefined constant MauricioClass - assumed 'MauricioClass' in /in/SPXS4 on line 13 bool(true) bool(true)
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_STRING in /in/SPXS4 on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_STRING in /in/SPXS4 on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/SPXS4 on line 2
Process exited with code 255.
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