面向对象

<?php
class phpClass{
    var $name=12;
    var $sex="boy";
    function __construct($a='default',$b=12){
        echo $a."\n";
    }
    function say(){
        return $this->name;
    }
}
$p=new phpClass();
echo $p->say();
echo (new phpClass('bbbb'))->say()."\n";
?>

 构造函数

<?php
class MyClass{
    function  __construct(){
        echo "aa\n";
    }
}
$my=new MyClass();
?>