JavaScript

Recommended image animation processing tool-Raphael. js   Raphael. javascript is a small JavaScript package for graphic and image animation processing. It is an open-source free software developed based on SVG and VML. It currently supports

Assume that the existing method checkname // Pass without Parameters Function checkname (){ Dosomething... }   Now, add an onclick event to an element in the form through Js. 1. If no parameters are passed You can directly write it like this:

Click Event onclick An onclick event is generated when you click the mouse button. At the same time, the event processing specified by onclickProgramOrCodeWill be called for execution. Usually generated in the following basic objects: Button

This article is suitable for beginners of JavaScript. Gossip first. In China, there is such a phenomenon: No matter what word or concept, there will always be some people who interpret these things as if they do not understand what they think they

How to use JavaScript Format data In the project, we have formatted and output data such as the amount number and date. For example, we have added "￥" before, and the value has two decimal places and a short date. Generally, high-level languages and

VaR singlefactory = function (){Function operation (){This. A = 0;This. B = 0;} Operationadd. Prototype = new operation ();Operationsub. Prototype = new operation (); Function operationadd (){This. getresult = function (){Return this. A + this. B;}}

I believe many people like ext but do not like JavaScript very much. One reason is that JavaScript is too flexible and powerful, so it is sometimes difficult to control it. Therefore, during the Spring Festival, modeled on the source code downloaded

Call the flex method in javascript:   1. Call the flex method in JavascriptIn Flex, you can use externalinterface to call the flex method by adding the specified public method to the callable method list of the Flex application. In a flex

Summary of practical javascript technology (1) Blocking 1. Shield all keyboard keys 2. Right-click the screen Add oncontextmenu = self. event. returnvalue = false or: Function nocontextmenu (){If (document. All ){Event. cancelbubble = true;Event.

Javascript event objectThe javascript event object is used to describe JavaScript events. It mainly applies to various browser versions later than ie4 and nn4. Event indicates the event status, such as the event element, keyboard status, mouse

For-in Loop It is used to traverse all user-defined attributes of an object or all elements of an array. Predefined Functions Eval (string) is a billboard code string that does not reference any specific object. Isnan (test value) is used to

What is an object model? An object model is an interface used to describe the logical structure of an object and its standard operation methods. It consists of four main parts: 1. javascript language Core 2. the core objects related to data types.

Preface Nature of this tutorial This is a preliminary tutorial.This tutorial provides a relatively complete basic knowledge for those who have not been familiar with JavaScript, but only limited to the primary knowledge: All JavaScript closely

From: http://www.queness.com/post/10104/powerful-javascript-form-validation-plugins Introduction Form validation can be a nightmare for some of us but it is a good practice to include both client-side and server-side validation. you might think it's

[JavaScript] sorting of object arrays   The sort method of the array sorting function in Javascript. By default, the sorting is performed in ascending order of ASCII characters.Arrayobj. Sort (sortfunction );Parameter: sortfunctionOptional. Is the

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Substr ( Start [, Length]) this function is available in many languages. In many languages, the start position can be negative. Indicates calculation from right to left. However, JScript (ie Javasctip ). It cannot be used. It can only be

/*************************************** **************************************** */// JavaScript has obvious errors when performing two floating point operations. Add the following methods.// 2009-07-18 skyeah// Division function, used to obtain

Recently compiled JavaScript code. At first, there was no such thing. A burst of crazy writing. The code is almost written. The result is dozens of hundreds of K files. Of course, there is no way to compress it. For speed. Find the compression tool.

The following has been tested by myself. Test Platform: Samsung s5830i Operating System: Android 2.3.6 Browser: UC Browser HTML standard: HTML5   Three events are tested: touchstart, touchmove, and touchend. The coordinates of the contacts on the