3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function cast(&$val, $key) { if (is_numeric($val)) { //return $val + 0; $val += 0; } //return 0; //return $val; } $arr = ['stri33ng123', 84, 76.7, '45.6', '67.5e45', '56,9']; var_dump($arr); array_walk($arr , 'cast'); var_dump($arr);
Output for 5.4.0 - 7.1.0
array(6) { [0]=> string(11) "stri33ng123" [1]=> int(84) [2]=> float(76.7) [3]=> string(4) "45.6" [4]=> string(7) "67.5e45" [5]=> string(4) "56,9" } array(6) { [0]=> string(11) "stri33ng123" [1]=> int(84) [2]=> float(76.7) [3]=> float(45.6) [4]=> float(6.75E+46) [5]=> string(4) "56,9" }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/cGbuk on line 14
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/cGbuk on line 14
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/cGbuk on line 14
Process exited with code 255.