JavaScript

Function declarations and function expressions in javascript are frequently used, and many friends may not know the differences between them. I would like to introduce them in detail and hope they will help you the same way, first run the Code:

You may have seen the effects of image scrolling between the left and right. It is actually very simple. This article will show you how to use Jquery to automatically scroll between the left and right sides of an image. If you are interested, refer

Because the requirement only has four elements. If you want to use the CSS class for processing, you need to use the CSS3 animation. Well, the following describes how to implement this zoom-in and zoom-out animation effect. Today, I wrote some code

The two values are added exactly to the specified Number of digits in alert. The following is a good example. For more information, see Number (4.2) + Number (9.2) The two values are added together with alert, which equals 13.399999999999998. Why?

Refreshing and disabling the use of the F5 key refresh and disabling right-clicking are useful in some special cases. The following is a good example. If you are interested, refer The Code is as follows:

Searches for parent-level and peer-level elements are frequently used. The following describes how jQuery is implemented. If you are interested, refer to jQuery. parent (expr) finds Father's Day points and can pass in expr for filtering, for example,

The methods of jsMath objects are rounded up, rounded down, rounded down, and so on. Numeric operations are often used. If you need them, refer to section 1. Discard the decimal part and retain the integer part. ParseInt (5/2) 2. rounded up. If

Delayed execution is quite useful in some special cases, and the implementation method is also very simple. This article provides a good example. If you need it, you can refer to it and hope to help you. The Code is as follows: $ (Function (){Var

Js gets the differences between the control location (coordinate location) in different browsers. This article will give you a detailed introduction. If you are interested, refer The Code is as follows: // Obtain the coordinatesFunction getpos (e

JQuery operations (drop-down, single-choice, check) Three Controls: Radio, DropDownList, and CheckBox. The sample code is as follows. If you are interested, you can learn and hope to help you. The Code is as follows: Radion 1. To obtain the

For different types of problems that require repeated computation, the loop and recursive methods have their own advantages and provide a more intuitive and simple solution. The following describes the recursion and loop of JavaScript in detail,

This article introduces a small example of clicking the drop-down menu in jQuery. If you need it, refer to it. The Code is as follows: Navigation-click the pop-up content

This article introduces a simple method for controlling the odd and even row style of JavaScript forms. If you have any need, please refer to section 1. If you use JQuery, you can directly use JQuery. The Code is as follows: $ ("Tr: odd").

This article introduces the implementation of the JS stepless tree menu and modifies the data format. json and array or hybrid data are both common and do not use specific keys, if you want to learn more, you can modify the data format as follows.

During the test, it is found that alert will interrupt the timer function of settimeout. After the dialog box is closed, the time of settimeout starts to be timed again, instead of from the break, if you are interested, you can learn that alert will

This js Code saves you much time. For details about js learning, refer. 1. application case: The Code is as follows: Var Mouse = function (){// Look! No that = this!This. position = [0, 0];If (document. addEventListener ){Document.

I didn't want to write JQ plug-ins, but it seems that JQ is not so convenient to reference. I have also written some small JS methods before, but writing JQ plug-ins is the first time I wanted to use some ready-made Plug-ins. I wanted to implement a

It may end in October, but it will end at the end of the year. Looking at the article I wrote last time, I haven't written it for two months. It's really too busy. I should have a lot to write, but I have no spare time, every time I think about

I encountered a problem today. I need to get the tagName. I used jquery to query it. We use $ (& quot; dd & quot ;). attr (& quot; tagName & quot;) can be obtained, but the returned value is undefined. As a result, after a long query, the returned

This script changes the font size (& lt; P & gt; label) of any text in a paragraph ). If you want to change part of the getElementsByTagName (& quot; P & quot;); edited text in other labels. To use this code to access your webpage, you must use a