Recommended 10 articles about the php __construct() function

When you see this name, it gives you a very high-end feeling. Yes, magic methods are indeed advanced. So, what is a magic method? In PHP, methods starting with two underscores are called "Magic methods". For example, the __construct(), __destruct (), __clone() mentioned before, and __call(),,__get(), __set(),__sleep(), __wakeup(), __toString(), __autoload(), etc., They are all magic methods. If you want PHP to call these magic methods, they must first be defined in the class, otherwise PHP will not execute uncreated magic methods. Note: The magic method is set in PHP, so you cannot create it yourself. You can only use what already exists in PHP, otherwise an error will be reported. Below we will introduce the commonly used magic methods among many magic methods. The function of __get() is: __get(): When reading the value of an inaccessible attribute (private, protected, does not exist), p

1. About the php sleep() function 10 recommended articles

## Introduction: When you see this name, do you have a very high-end feeling? Yes, magic methods are indeed advanced. So, what is a magic method? In PHP, methods starting with two underscores are called "Magic methods". For example, __construct(), __destruct (), __clone(), and __call(),,__get(), __set(),__sleep(), __wakeup(), __toS...

2. Detailed explanation of magic method __get() instance (php advanced object-oriented tutorial 2)

Introduction: When you see this name, it gives you a very high-end feeling. Yes, magic methods are indeed advanced. So, what is a magic method? In PHP, methods starting with two underscores are called "Magic methods". For example, the __construct(), __destruct (), __clone() mentioned before, and __call(),,__get(), __set(),__sleep(), __wakeup(), __toString(), __autoload(), etc., They are all magic methods.

3. Introduction to the sixteen magic methods of PHP

Introduction: In PHP, methods starting with two underscores __ are called magic methods (Magic methods). These methods play a decisive role in PHP. Magic methods include: __construct(), class constructor

4. Simple code introduction to PHP singleton mode

##Introduction: <?php// Singleton mode class Singleton{ protected static $ins = null; /*** Prohibit subclasses from overloading the __construct() constructor*/ private final function __construct () { // prohibit new } /*** Prohibit subclasses from overloading the __clone() method*/ prot

5.

Detailed explanation of problems encountered in inheritance of PHP singleton mode

Introduction: <?php// Inheritance of singleton mode class Singleton{ protected static $ins = null; private final function __construct() { } protected final function __clone() { } // public static function getIns() { // if(se

6.

Detailed introduction to classes in ThinkPHP The difference between constructor _construct() and _initialize()

##Introduction: This article mainly introduces The difference between the constructor _construct() and _initialize() of the class in ThinkPHP is introduced in great detail. I believe it will be of certain reference value to everyone. Friends who need it can take a look below.

7. PHP类中的魔术方法（Magic Method）简明总结

简介：这篇文章主要介绍了PHP类中的魔术方法（Magic Method）简明总结,这些方法包括__construct()、__destruct()、__call()、__callStatic()、__get()、__set()、__toString()等,需要的朋友可以参考下

8. 将xml文件转换成以为数组

简介：&lt;?php    /*   * To change this template, choose Tools | Templates   * and open the template in the editor.   */    class XmlToArray {        function __construct() {                }        function ...

9. php魔术方法

简介：__construct()，__destruct()，__call()，__callStatic()，__get()，__set()，__isset()，__unset()，__sleep()，__wakeup()，__toString()，__invoke()，__set_state()和 __

10. 对PHP构造函数的理解

简介：做项目的时候遇到了一些错误，最终分析，是php的构造方法在作怪，这里重新整理了一下： php5开始可以在类中声明__construct构造方法，当对象被实例化的时候，该方法被调用。 注意： 1.如果在继承的子类中没有构造方法而父类中有构造方法，那么当实例化子类时，父类的构造方法会被隐式调用。 2.如果子类有构造方法，父类中也有构造方法，那么子类要显示调用parent::__construct()才能 ..

【相关问答推荐】：

Widget/Options.php on line 348 有问题

构造函数不可以私有化吗？

PHP函数如何只传指定的参数

php 闭包的作用

php的类里可以有两个构造函数？

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