JavaScript

The original chain to understand a bit around, the online material is also a lot, every night when sleep is always like to find some prototype chain online and closure of the article look, the effect is very good. Don't get tangled up in that pile

# JavaScript Summary# # syntax1. Case-sensitive2. Naming conventions1. The first letter must be the letter _ $2. Other characters can be numeric letters underlined $3. Avoid the system keywords4. Word and Word connection method recommended hump

According to the book. Slowly understand.functionQueue () {varItems = []; This. Enqueue =function(Element) {Items.push (element); } This. dequeue =function(){ returnItems.shift (); } This. Front =function(){ returnItems[0]; }

1.parseInt: Take only integer digitsFor example:parseint (3.7) Rounding result is: 3parseint (-1.1) Rounding result is:-12.math.floor: Go down to the whole, take a large integerFor example:Math.floor (3.7) Rounding result is: 4Math.floor (-1.1)

A line of magical JavaScript codeA line of Magic JS Code, is in a blog park inside see, then I was shocked, this is not the legendary ZB magic ... Haha (decisively reproduced over). The reason for writing an article is that before the group of Ink

JavaScript logical operator NOT (!) and (&&) OR (| |)Not (!) The type of the return value must be a Boolean valueThe operand is also a Boolean value return value is: With the opposite Boolean valueand (&&)1, two operands when the first is false or 0

Css clears the select drop-down arrow style, and cssselect drop-down arrow Select {/* the borders in Chrome and Firefox are different, so rewrite */border: solid 1px #000;/* is critical: clear the default select box style */appearance:

How to Implement excel-like table control and excel table control on the web Execl is very powerful. Many built-in functions or formulas can greatly improve data processing capabilities. Are there any similar controls on the web? After some searches,

Learn how to use this in JavaScript and how to use javascript. Tip First of all, I know this article is boring. It is nothing more than this in js, and thousands of articles have already written this Part;However, I still want to write an article

Differences between JSON. stringify () and JOSN. parse () methods, stringifyparse Today, I finally figured out the two methods of JSON. stringify () and JSON. parse (). The following small series will be recorded here! JSON. tringify (): converts a

HTML tag-create an image ing with clickable areas, map ImagesDefinition and usage Define a client image ing. Image-map refers to an image with clickable areas. All mainstream browsers support labels.  Note: The area element is always nested inside

In-depth resolution responsive layout and deep resolution Layout Concept Responsive layout is the presentation of responsive design solutions. The specific point is that on different devices, the web page can automatically recognize the screen width

Simple instances of native JS to achieve image carousel and fade-in effect, and js fade-In instances Recently, I cannot raise my interest in css because I used to have a hard time playing images, so I spent some time getting familiar with js. Then

Native JS achieves carousel effects + pre-school experience (to prevent flooding attacks), and js gets mad Plug-in! Plug-in! I heard someone ask for this plug-in every day. Of course, using a third-party plug-in can greatly improve development

Js strict mode Summary (SHARE), js summary and sharing On the homepage, we need to understand the concept of strict mode. Strict mode is a special execution mode, which fixes some language limitations, provides stronger error checks, and enhances

AngularJS uses the ng-options command to implement the drop-down box. angularjsngoptions The ng-option command is easy to use. You only need to bind two attributes: Ng-model is used to obtain the selected value; The other is the element array that

The removeChild method development sample code in JavaScript, removechild 1. Overview Although the deleted node is not in the document tree, it is still in the memory and can be added to another location at any time. When you traverse a child node

XSS and webxss XSS for Web Security Testing Cross Site Scripting (XSS) is the most common vulnerability in Web applications. An attacker embeds a client script (such as JavaScript) in a webpage. When a user browses the webpage, the script is

Summary of JSON and JSONP, and summary of JSONJSONP 1. What is json JSON (JavaScript Object Notation) is a lightweight data exchange format. Easy to read and write. It is also easy to parse and generate machines. It is based on a subset of

Use jQuery to call XML for instant chat without refreshing, jqueryxml HTML: Use JQuery to call XML implement instant chat without refreshing real-time chat and ( ) chatting Chat. ashx: using System;using System.Web;using