3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class zyf{ public $a=6; public $b; function zyf() { //创建构造方法, 也可以使用zyf() $this->a; } function add($a,$b){ $c=$a+$b; } } $xin = new zyf(); $xin->add(,4) ?>
Output for 5.3.0 - 5.4.11
Parse error: syntax error, unexpected ',', expecting ')' in /in/aovhb on line 13
Process exited with code 255.