3v4l.org

run code in 300+ PHP versions simultaneously
<?php class zyf{ public $a=6; public $b; function zyf() { //创建构造方法, 也可以使用zyf() echo $this->a; } function add($a,$b){ $c=$a+$b; } $xin = new zyf(); //实例化一个具体的对象xin 一经实例化后,马上调用构造方法,显示输出结果 6 $xin->add(,4)
Output for 5.4.0 - 5.4.11
Parse error: syntax error, unexpected '$xin' (T_VARIABLE), expecting function (T_FUNCTION) in /in/GLrQU on line 11
Process exited with code 255.
Output for 5.3.0 - 5.3.21
Parse error: syntax error, unexpected T_VARIABLE, expecting T_FUNCTION in /in/GLrQU on line 11
Process exited with code 255.
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216.01 ms | 1395 KiB | 41 Q