JavaScript

This article mainly introduces the use of Math in JavaScript. the floor () method is used to integer the number, which is the basic knowledge in JS learning. If you need it, you can refer to this method to return a parameter smaller than or equal to

This article mainly introduces JQuery's automatic event trigger method, which involves techniques related to trigger () method to complete simulated operations, for more information about how to automatically trigger events with JQuery, see the

This article describes how jQuery obtains the absolute and relative positions of page elements, and describes how to use the offset and position Methods in jQuery, for more information about how to obtain the absolute and relative positions of page

This article mainly introduces how to use the constructor mode and prototype mode in combination with javascript, and analyzes the usage of the javascript constructor mode and prototype mode through a simple example, for more information about how

This article mainly introduces how to place buttons on Images Using JQuery + CSS, involving jQuery mouse events and page styles, for more information about how to use JQuery and CSS to place buttons on images, see the following example. Share it

This article mainly introduces node. fs. statSync method usage instructions. This article introduces fs. statSync method description, syntax, receive parameters, use instances, and implement Source Code. For more information, see Method description:

This article mainly introduces node. fs. the unlink method is described in this article. unlink method description, syntax, receive parameters, use instances, and implement Source Code. For more information, see Method description: Delete a

This article mainly introduces the example of simple implementation of JavascriptPromise mechanism in nodejs. This article implements a promiseA specification in nodejs, if you need it, you can refer to promise/deferred, which is A good

Traversal is one of the most common syntaxes in a program. In JS, small data processing, large list rendering, and ajax support for json data, more and more common traversal methods are for statements (recursive and while ). When we traverse an

This series has not been updated for a long time. I will take it again today and continue with the previous unfinished items. In this article, we will talk about the reference of closure, one of the most important features in Javascript. One of the

Recently, some friends have consulted about the differences between Jquery objects and Dom objects. Today we will talk about my understanding of the differences between Jquery objects and Dom objects. If there are any omissions or errors, please

This article describes three methods for implementing image pre-loading (CSSJAVASCRIPTAJAX) and the advantages and disadvantages of these three methods. It is a very recommendable article. You can take a closer look at it. Pre-loading images is a

Here we will share with you several pieces of code indicating the effects of JQuery, which is very simple and practical. If you need it, you can directly take it away. Code 1: The Code is as follows: Tip 1. Tip 2. Built-in prompt 1. Built-in

This article mainly introduces the $. ajax method in jquery to submit forms. I hope it will be helpful to you. The Code is as follows: Function postdata () {// submit data function$. Ajax ({// call jquery's ajax MethodType: "POST", // set the ajax

This article mainly introduces common methods for js Implementation of buttons and background images, and lists three methods for js event triggering control: background image, css style control, and image button, which are very useful, for more

This article mainly shares a GoogleMapsAPI map application example, which is often used in projects and is very simple. If you need it, you can refer to the following results (test in the new version of Firefox ): Code: Google Map

This article mainly introduces a misunderstanding of the Javascript prototype chain and prototype. If you need it, you can refer to my previous questions about prototype inheritance and identifier search in the Javascript prototype chain, For

This section uses some trendy effects from an HTML table, as long as you click the row of this row. The following is the jQuery code for achieving this goal. jQuery has become one of the most common and favorite JavaScript frameworks at all times.

Var is used to declare variables, but this syntax is not strictly required. If you modify it many times, we can directly use a variable instead of using var to declare it. However, we recommend that you add var in JavaScript, var is used to declare

An alert generates the immediate value code in the array, and then the value between min and max. After testing, the Js Code is more practical. /** Then alert returns the array value * a, indicating the array */function alert1 (a) {var alength =