3v4l.org

run code in 300+ PHP versions simultaneously
<?php trait Hello { abstract public function getWorld($a, $b, $c); } class MyHelloWorld { use Hello; public function getWorld() { return $this->world; } }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
Fatal error: Declaration of MyHelloWorld::getWorld() must be compatible with Hello::getWorld($a, $b, $c) in /in/tYAmu on line 9
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.30, 7.0.0 - 7.0.31, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33
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/tYAmu on line 3
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/tYAmu on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/tYAmu on line 3
Process exited with code 255.
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157.63 ms | 411 KiB | 5 Q