About PHP Object-oriented-class definition and instantiation of objects and special usage of construction and destructor-worship

The definition of the class and the instantiation of the object

<?php//class members are the class hero{public $name that belong to the object    ;/    /member variables//member properties (in strongly typed languages)    protected $blood;    Private $attack;    Member Method    function skill () {        echo "$this->name<br>control";            }} $s = new Hero ();//Build a Hero $s->name = "Riven";  Assign the hero echo "$s->name<br>";//output Hero name $s->skill ();

constructors, destructors

Function: Initializes some members of the class (parameter custom initial value) class Ren {public    $name;    public $age;    Use type//old version definition usage in strongly typed languages/* Public Function Ren () {    echo "is constructing function";    Public Function Ren ($v) {    $this->age = $v; *    ///php new version definition usage public     function __construct ($v) {    $ This->age = $v;} Public Function __destruct () {    echo "destroying file";}} $s = new Ren (a);    echo $s->age;    ? >