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run code in 150+ php & hhvm versions
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<?php function testCallback(\Closure $callback) { $wat = true; $callback('test'); } $data = "\n"; testCallback(function($msg) use ($data, $wat) { if ($wat) echo $msg . $data; } );
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Undefined variable: wat in /in/eZoLk on line 9
Output for 5.1.0 - 5.2.17
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/eZoLk on line 3 Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/eZoLk on line 9
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/eZoLk on line 3 Parse error: parse error, unexpected T_FUNCTION, expecting ')' in /in/eZoLk on line 9
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/eZoLk on line 3 Parse error: syntax error, unexpected T_STRING, expecting ')' in /in/eZoLk on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/eZoLk on line 3 Parse error: parse error, unexpected T_STRING, expecting ')' in /in/eZoLk on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/eZoLk on line 3 Parse error: parse error, expecting `')'' in /in/eZoLk on line 3
Process exited with code 255.