function apply

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In JavaScript, call and the apply bind Function three methods that the object comes with, it is to change this the direction within the body of the function.           apply 、 call 、bindThe first parameter of the three is the this object to point to,

Use of 1.apply, call changes the This objectApply and call use function person (age,sex) {this.age=age;this.sex=sex;} Add a method through the prototype person.prototype.sayhi=function (x, y) {console.log ("hello" +this.sex); return 1000;} var

There are two main tasks for a device driver:1. Accessing the device's memory2. Interruption of processing equipmentFor the first task, the UIO core implements the Mmap () to handle the physical memory (physical memory), the logical RAM (logical

This code is often seen in JavaScriptfunction ( $) { ' body '). css ({' Background-color ': ' #ccc ' }) (jQuery);One of the JavaScript functions here is enclosed in parentheses, followed by a parenthesis, which is simply not visible in other

first, the definitiona function can be defined by a declaration, or it can be an expression.(1) Function declaration type:Semicolons are used to separate executable JavaScript statements, because the function declaration is not an executable

JavaScript functions are a class-one citizen, functions can exist alone, regardless of function definition within that function, can be called by other objectsFor example:function person (name){var walk = function (){Alert ("I'll Run");}}Walk.call

The first type: This simple to do a code conversion, Urlcode and then return the desired array This is enough for my code. public static function Encodeoperations ($array) { foreach ((array) $array as $key = + $value) { if (Is_array ($value)) {

Recently in the interface code used to Json_encode, found on the internet said Json_encode encoding set to UTF-8 Chinese will not garbled, verified that this method is really effective, but do not know why, the code after a period of time is not

Four forms of existence of a function: 1. Function form 2. Method form assigns a function to a member of an object, then it is called a method 3. Builder form 4. Contextual patterns 1. Function form: var foo = function () { alert

JavaScript under IE5: Array does not support push (), pop (); function does not support apply (); The Replace method of a String object does not support replacing it with a handler function. Use the following code to fix the problem where the above

This example describes the Zend_layout layout Assistant for the Zend Framework tutorial. Share to everyone for your reference, specific as follows: First, the role The role of the layout and the role of the template are similar. It can be thought

Add: Closures (closure) are a difficult and unique feature of the JavaScript language, and many advanced applications rely on closure implementations. Characteristics of closures Closures have three features: 1. Function Nesting function 2.

First, the preface The JavaScript language has subtle differences under different browsers, but unlike DOM operations, it now lists one of the "for loops" differences and explains how to effectively resolve the differences. Second, the problem

First, use the more official text description to explain javascript: JavaScript is a literal translation script language, a dynamic type, a weak type, a prototype based language, and a built-in support type. Its interpreter, known as the JavaScript

The main thing to read these code is to understand the objects that manipulate binary data in ASP adodb.stream! This procedure is mainly used is adodb.stream, if you have this basis, you can further add more features such as adding miscellaneous

VC + + Control Toolbox: 2 button: A command used to receive a user, which usually requires some background work after receiving a user command. button to respond to the click or double-click Action , after the button receives the mouse action, send

Funobj.apply ([Thisobj[,argarray]]) Applies a method of an object, replacing the current object with another object. When the Functionobj method executes, the This object in the function is replaced by the thisobj. Thisobj can be selected. The

Copy Code code as follows: /* Function Array_walk (): Single array callback function---Apply user functions to each member of the log group * 1, Syntax: bool Array_walk (array &array, callback funcname [, mixed $userdata]) * 2, Description:

Transfer from a blog. Forget where, since you have made notes. Share it. Control Toolbox:2 Graphics Control (picture): Often used to display bitmaps (Bitmap) and icons (icon)3 static text: Used to display a specific string at a specified location,