3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function mystr_replace($needle,$replace,$haystack,&$count=null){ $args = func_get_args(); if(is_null($count)) { return str_replace($needle,$replace,$haystack); } else { return str_replace($needle,$replace,$haystack,$count); } } echo mystr_replace("frop","frml","frop",1);
based on D6OkU
Output for 5.0.0 - 5.4.32
Fatal error: Only variables can be passed by reference in /in/BG07A on line 11
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '=', expecting ')' in /in/BG07A on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected '=', expecting ')' in /in/BG07A on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/BG07A on line 2
Process exited with code 255.