3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function isCorrect($string) { for( $i = 0; $i < strlen($string); $i++) { $string; } } $string = '({{}})'; var_dump(substr($string, 0, strlen($string)\2)); //assert(isCorrect('') === true); //assert(isCorrect('()') === true); //assert(isCorrect('{()}') === true); //assert(isCorrect('{()}{}') === true); //assert(isCorrect('(())') === true); //assert(isCorrect('{({({({()})})})}') === true); //assert(isCorrect('{(})') === false);
based on OhbW2
Output for 5.4.0 - 5.4.34
Parse error: syntax error, unexpected '\' (T_NS_SEPARATOR) in /in/M7Y9i on line 8
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_NS_SEPARATOR in /in/M7Y9i on line 8
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/M7Y9i on line 8 Parse error: syntax error, unexpected T_LNUMBER in /in/M7Y9i on line 8
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
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/M7Y9i on line 8 Parse error: parse error, unexpected T_LNUMBER in /in/M7Y9i on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/M7Y9i on line 8 Parse error: parse error in /in/M7Y9i on line 8
Process exited with code 255.