JavaScript

Related readings: Talk about my understanding of JavaScript prototypes and closures (handy notes 6) I understand JavaScript prototypes and closures (handy notes 8) Scope Reference to the scope definition in the JavaScript language Essence and

What is an event? Event is the heartbeat of the JavaScript application and the glue that sticks everything together. When we have some kind of interaction with a Web page in a browser, the event occurs. The event may be a user clicking on something,

This article illustrates the implementation of the conversion of string and Unicode encoding to each other in JavaScript. Share to everyone for your reference, specific as follows: This code demonstrates the conversion of strings and Unicode

This article, the collection of some of the more commonly used JavaScript functions, I hope to learn from the friends of JS help.1. String length Intercept function Cutstr (str, len) { var temp, icount = 0, patrn =/[^\x00-\xff]/,

This article summarizes the small techniques of JavaScript. Share to everyone for your reference, specific as follows: 1. Organize default events To block the default event, h5 the default input type= ' date ' has no effect on some browsers and

Method One: Disables the right-click menu, copy, select $ (document). Bind ("ContextMenu copy Selectstart", function () {return false; }); Method Two: Disable CTRL + C and CTRL + V (supported by all browsers) $ (document).

This example describes how JavaScript sets the background color and background image of a page. Share to everyone for your reference, specific as follows: New Document I hope this article will help you with JavaScript

function is one of the most commonly used concepts in JavaScript, and function in JavaScript is one of the easiest to start with, but it is also one of the most difficult concepts that JavaScript can understand. Today we try to understand the

This article summarizes the JavaScript date formatting method. Share to everyone for your reference, specific as follows: Adopt prototype: Date.prototype.Format = function (FMT) {//author:meizz var o = { "m+": This.getmonth () +

This example provides a description of how JavaScript dynamically adds a checkbox check box:The Dynamic Add check box may be required in practical applications, and here's how to do this.Simply creating a check box is easy, and the code is as

Use JS to achieve the automatic jump function on the Web page, countdown to the designated Web page, countdown can be set, time to automatically jump to the designated URL, for JS, the implementation seems quite simple oh, with IIS on the 301 can

A JavaScript variable declaration statement, regardless of where it appears, is first executed before other code. The scope of declaring a variable with the VAR keyword is the current execution context, possibly a peripheral function, or a global

In the work, project requirements, and sometimes the number of rows in the table can not meet our needs, then we need to dynamically increase the number of rows in the table, the following small series through a code example to introduce JS to

This article for everyone to share the JavaScript to create the object of 9 ways, for your reference, the specific content as follows "1" uses the object constructor[Disadvantage] creating many objects with the same interface produces a lot of

This article, the collection of some of the more commonly used JavaScript functions, I hope to learn from the friends of JS help. 22. Replace elements $ (document). Ready (function () { $ (' #id '). ReplaceWith (' i have been replaced ')

Web front-end decompression Zip compression package What is the use of the Web front-end to extract Zip files: Only consider the standard browser, the server as long as the transmission of compressed packets to the client, saving bandwidth, and

This section describes how to delete a string of repeated characters, regardless of the actual value, as a learning algorithm is also very good. The code is as follows: function Droprepeat (str) { var result=[]; var hash={}; For (var i=0,

Sometimes we need to have some hint language in the login form, for example, "Please enter the user name" and "Please enter the password" and other languages, as well as the user name, but in the Password box appears "Please enter the password" Such

First of all, this article does not discuss the tedious details, but in view of the reader's feelings, in a positive attitude, this will still enumerate examples. The title is to understand DOM events, so take a simple click event here for example,

If you're not very familiar with event events, it's a good idea to understand the DOM events in JavaScript inthis article first. First, we need to instantiate a worker object that will open a new interface based on the newly created Worker object,