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run code in 150+ php & hhvm versions
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<?php var_dump( (array)5, (array)null, (array) 0); $tests = [ '[] == false' => [] == false, '"" == false' => "" == false, '"ABC" == false' => "ABC" == false, '"0" == false' => "0" == false, '"123" == false' => "123" == false, 'null == false' => null == false, '0 == false' => 0 == false, '0.49 == false' => 0.49 == false ]; echo (integer) false;
Output for 5.4.0 - 7.1.0
array(1) { [0]=> int(5) } array(0) { } array(1) { [0]=> int(0) } 0
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/RQTH2 on line 7
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 '[' in /in/RQTH2 on line 7
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/RQTH2 on line 7
Process exited with code 255.