JavaScript

Memory leaksIn JavaScript, we seldom pay attention to memory management. We create variables, use variables, and browsers look at these underlying details as normal.But when the application becomes more complex and Ajax, or the user stays on a page

The JavaScript array you don't knowBelieve that every JavaScript learner, will be to understand the various basic JS data types, arrays is a combination of data, this is a very basic and very simple concept, his content is not much, learn it is not

Each front-end developer is well aware of the importance and functionality of the JavaScript library provided. It provides a simple interface for building fast, dynamic interfaces without the need for a lot of code.Thanks to your super-engaging

1.yield statement:2.with statementsEquivalent to:JavaScript notes 04:let Statements and yield statements and with statements

variable ...1. Only one type of data is stored in a variable,2. Minimize the dependency on implicit conversions, which can enhance the readability of the program and will not be confusing in the future.3. Using the Hungarian nomenclature,4. When

Operator Precedenceoperator Precedence in JavaScript is a set of rules. This rule controls the order in which operators execute when evaluating expressions. Operations with higher precedence are performed Mr. Foo the operators of lower precedence.

Using the official Tolocalxxx () method in some browsers does not convert the time, it is necessary to convert theMethod One://An extension to date that converts date to a string of the specified format//the Month (m), Day (d), hour (h), Minute (m),

Inheritance is a very important part of object-oriented language. Many of the OOP languages support interface inheritance and implementation inheritance in two ways. Interface inheritance: Inheriting method signatures; implementing inheritance:

In IE, you can see a "Dynamic Script" folder at the bottom of the debugger's document list, where you can find dynamically loaded scripts, but ... A large number of, can not customize the name ...But in Chrome, seemingly can't find the dynamic

In the previous two articles we talked about debugging JavaScript in IE and debugging JavaScript in Visual Studio, in this article we'll talk about how to debug JavaScript in Google Chrome.Chrome is a very good browser provided by Google, built-in

How to Use CSS to implement small triangles and css to implement triangles How to Use CSS to achieve small triangles:Among the many web page effects, there are applications with small triangle effects, which can increase the aesthetics of specific

Js object and Object Inheritance A common method for js to create objects, using constructor and prototype Function Person (name, age) {this. name = name; this. age = age ;}; Person.prototype.info = function () {return name: + this. name +, age: +

Introduction to null, undefined, and nullundefined in JavaScript Null indicates a special value, which is often used to describe "null ". Perform the typeof operation on null, and the result returns the string "object". That is to say, null can be

JQuery checks whether code sharing exists for an element. jquery code The code may be able to perform different operations based on the existence of elements, so you need to determine whether the specified element exists. $ (Selector) can be used

CSS3 study notes, css3 proficient learning tutorials I have recently studied css3. The following is a demo I have written while learning. The newly learned knowledge is easy to forget, so this blog is easy to review later, and it is also a summary

Detailed description of Javascript context and scope This article attempts to explain the mechanism behind the context and scope in Javascript, mainly involving execution context), scope chain), closure ),this. Execution context Execution context

In IE6, you cannot set the scroll bar color. In IE6, you can set the scroll bar color. In IE6, the scroll bar color cannot be set. What should I do:The following CSS code is used to set the scroll bar style: Body {scrollbar-face-color: # f6f6f6;

Summary of skills related to optimizing the RequireJS project. This article demonstrates how to merge and compress a RequireJS-based project. This article will use a painstaking tool, including Node. js. Therefore, if you do not have Node. js, click

In the JavaScript implementation text box, the background image disappears after the focus is obtained by default. In the javascript text box This example describes how to remove the background image after the focus is obtained by default in the

Use RequireJS in JavaScript applications for delayed loading and requirejs for delayed Loading Both simple and complex Web applications are composed of HTML, JavaScript, and CSS files. Developers usually use third-party JavaScript frameworks such as