Three ways JavaScript empties an array

Reference Link: http://snandy.iteye.com/blog/893955Method 1,length is assigned a value of 0The clear method of the current array in prototype and the empty method of the array in the MooTools library use this method to empty the array.1 var ary =

Closures and scope chains ("JavaScript advanced Programming" reading notes)

When a function is called, an execution environment and the corresponding scope chain are created.The execution Environment (execution context) defines the other data that variables or functions have access to, and determines their respective

JavaScript little exercise-Remember Password prompt box

HTML>lang="en">charset="UTF-8">Click to turn div into redid="Div">type="checkbox"/>Automatic login within two weeksid="Tips">For your information security, please do not use this feature on public computers!JavaScript little exercise-Remember

Native JavaScript skills Collection (11~20)-(Finally I found this article again)

11. Native JavaScript add to Favorite folderfunction Addfavorite (sURL, stitle) { try { window.external.addFavorite (sURL, stitle) } catch (e) { try { Window.sidebar.addPanel (stitle, sURL, "") } catch (e) {

JavaScript simple implementation of the two array similarity test

DOCTYPE HTML Public "-//W3C//DTD XHTML 1.0 transitional//en" "http://www.w3.org/TR/xhtml1/DTD/ Xhtml1-transitional.dtd ">HTMLxmlns= "http://www.w3.org/1999/xhtml"Xml:lang= "en">Head> Metahttp-equiv= "Content-type"content= "Text/html;charset=utf-8"

JavaScript Simple lottery program Implementation and code

JavaScript Simple lottery program Implementation and code1. Requirements DescriptionA company year-end lottery, need to have the following functions1) The maximum number of visitors can be set according to the actual situation2) Click "Start", big

JavaScript little exercise-function receives parameters and pops up

function receives parameters and pops up Communication JavaScript little exercise-function receives parameters and pops up

Js is compatible with Firefox's method for displaying the preview Effect of uploaded images. js uploads images.

Js is compatible with Firefox's method for displaying the preview Effect of uploaded images. js uploads images. This document describes how to preview uploaded images in Javascript compatible with Firefox. Share it with you for your reference. The

Use the confirmation box of JQuery boxy plug-in AspNet, jqueryboxy

Use the confirmation box of JQuery boxy plug-in AspNet, jqueryboxy JQuery has many plug-ins in the pop-up box. boxy should be regarded as a good plug-in for both functions and effects. Let's take a look. The Alert and Confirm pop-up boxes are often

The method for displaying the date of the current day in javascript in real time.

The method for displaying the date of the current day in javascript in real time. This article describes how to display the date of the day in javascript in real time. Share it with you for your reference. The specific implementation method is as

Comparison between pure CSS drop-down navigation and jquery drop-down navigation

Comparison between pure CSS drop-down navigation and jquery drop-down navigation Pure css Implementation of the drop-down navigation demo: http://codepen.io/tianzi77/pen/xGOyxpYou do not need javascript or jquery dynamic effects to pull down the

Implementation of moving li of two ul tags in JQuery

Implementation of moving li of two ul tags in JQuery This article describes how to move the li of two ul tags in JQuery. Share it with you for your reference. The specific implementation method is as follows: ? 1 2 3 4 5 6 7 8 9 10 11 12

Seven useful jQuery code snippets

Seven useful jQuery code snippets This article mainly introduces seven useful jQuery tips, this article provides practical code snippets such as opening links in a new window, setting high columns, jQuery pre-loading images, right-clicking disabled,

Css sprite generation tool 4.2 updated, css sprite generation tool 4.2

Css sprite generation tool 4.2 updated, css sprite generation tool 4.2 V4.0 Update Connection: http://www.cnblogs.com/wang4517/p/4493917.html V4.1 Update Connection: http://www.cnblogs.com/wang4517/p/4513711.html V4.2:

Javascript to get the server time, javascript Server

Javascript to get the server time, javascript Server JS is a script running on the client, rather than running on the server. In general, the time obtained through JS is the time on the guest's local computer, in order to make the time on the

For details about the use of prop () attr () in jQuery, jqueryattr

For details about the use of prop () attr () in jQuery, jqueryattr For the inherent attributes of HTML elements, the prop method is used for processing.For DOM attributes customized by HTML elements, the attr method is used for processing. When

A complete example of a greedy snake web game implemented by native js

A complete example of a greedy snake web game implemented by native js This article provides an example of a snake web game implemented by native js. Share it with you for your reference. The specific implementation method is as follows: ?

A list page implemented by HTML/CSS, htmlcss implementation

A list page implemented by HTML/CSS, htmlcss implementation On the day off, I had nothing to do with my friends during the day to go to the street. When I went to the mountains and went to bed at night, the Internet was boring, so I remembered that

The font css of the Local Computer is referenced on the webpage. the browser will not display the font css.

The font css of the Local Computer is referenced on the webpage. the browser will not display the font css. untitled document 10000   You only need to place the font used in your webpage into your folder and reference it like a

Example of using the attr method and removeAttr method in JQuery, jqueryattr

Example of using the attr method and removeAttr method in JQuery, jqueryattr This document describes the attr and removeAttr methods in JQuery. Share it with you for your reference. The details are as follows: I is div1 I am div2 I

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