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run code in 300+ PHP versions simultaneously
<?php class Test { private $is_call = false; public function getFunc() { return function($str) use (&$enable) { if ($this->is_call) { echo $str; } }; } public function run() { $this->is_call = true; $func = $this->getFunc(); $func('ok'); echo PHP_EOL.'---------------'.PHP_EOL; $this->is_call = false; $func('not ok'); $this->is_call = true; $func('--ok--'); } } $test = new Test(); $test->run();
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
ok --------------- --ok--
Output for 5.3.0 - 5.3.29
Fatal error: Using $this when not in object context in /in/VSHBJ on line 9
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/VSHBJ on line 8
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/VSHBJ on line 8
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/VSHBJ on line 4
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
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/VSHBJ on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/VSHBJ on line 4
Process exited with code 255.
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