3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function isCorrect(string) { $string{strlen($string)-1}; } assert(isCorrect('') === true); assert(isCorrect('()') === true); assert(isCorrect('{()}') === true); assert(isCorrect('{()}{}') === true); assert(isCorrect('(())') === true); assert(isCorrect('{({({({()})})})}') === true); assert(isCorrect('{(})') === false);
based on EVQHg
Output for 5.4.0 - 5.4.34
Parse error: syntax error, unexpected '(string)' (string) (T_STRING_CAST), expecting '(' in /in/BdC2k on line 2
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected T_STRING_CAST, expecting '(' in /in/BdC2k on line 2
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 T_STRING_CAST, expecting '(' in /in/BdC2k on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'('' in /in/BdC2k on line 2
Process exited with code 255.