This file serves as your book's preface, a great place to describe your book's content and ideas.
<?php class A { function a() { echo $a; } } //这是一个测试 $c = new A(); $c->a() echo file_get_contents(); class a { public function google() { echo "www.google.com"; //这是一个错误的例子 } }
var a=123; function www() { }