JavaScript

Compilation of Javascript IE and Firefox compatibility Source: soft test information collection Time: 9:05:59 Type: Basic

The setTimeout method is a Timer Program, that is, after what time. After the job is finished, pull it down.The setInterval method indicates that an operation is executed repeatedly at a certain interval.If you use setTimeout to implement the

Email: longsu2010 at yeah dot net The function signature of the replace function of js String is as follows: Replace (match/* string OR regular expression */, replacement/* string OR function */) The function is to replace match in the source

First, define the css style: Copy codeThe Code is as follows: @ media print { . Noprint {display: none; color: green} } You only need to add class = noprint to the label for the content that you do not want to print. During the printing, the

Call () methodThe call () method is the most similar to the classic object impersonating method. Its first parameter is used as the object of this. Other parameters are directly passed to the function itself.For example: Copy codeThe Code is as

If you use a prototype to redefine the classes in the previous example, they will become in the following form: Copy codeThe Code is as follows: function ClassA (){ } ClassA. prototype. color = "blue ";ClassA. prototype. sayColor = function

Recently I made a tax function. It is worth mentioning that the slider implementation on this page. Everyone knows that most programmers in reality are not very familiar with pages and art. I am myself, but I prefer to do it myself. Not much

When processing webpage images, especially in some image list applications, it is difficult to ensure the uniform size of images. Setting the image size directly causes the image to be stretched and blurred, the code described in this article can

Preface Free encyclopedias should not only be freely written, but also be freely available. DBpedia converts the Data of Wikipedia into Linked Data, allowing the machine to read and obtain the Data freely. The main purpose of this article is to use

Recently, I was relatively idle. I made a JavaScript NodeTree myself. There are actually a lot of similar things on the internet, and there are more functions than this. I am doing this purely for the trainer. The icons can be customized (16X16).

Preface In the previous article, we explained the expansion and corrosion functions in image processing. This article will provide edge gradient computing functions. Image Edge How is the image edge represented in mathematics? On the edge of the

Ideas HTML5 canvas provides the getImageData interface to obtain the data in the canvas. Therefore, we can first draw the image on the canvas using the drawImage interface and then obtain the image data matrix through getImageData. Although IE9

In JavaScript, random numbers are usually generated repeatedly, but sometimes we need random numbers that are not repeated. How can we achieve this? The following describes three methods to generate random numbers that are not repeated and compare

1.doc ument. formName. item ("itemName ") Description: You can use document. formName. item ("itemName") or document. formName. elements ["elementName"]; In Firefox, only document. formName. elements ["elementName"]. Solution: Use document. formName.

Happily defined the following constructor: Copy codeThe Code is as follows: var Coder = function (nick ){ This. nick = nick; }; After the constructor is defined? That's right. instantiate it quickly:Var coder = Coder ('casper ');What is the name of

It should be noted that here we only summarize the commonly used and relatively simple syntaxes of regular expressions, rather than all syntaxes. In my opinion, I have mastered these commonly used syntaxes, enough for daily applications. Regular

1. Recognition of Objects (1) object attributes and features What is Property and Attribute? What is the difference? I don't want to distinguish it from semantics. For this series of articles, attributes constitute a part of the object and also

Copy codeThe Code is as follows: function xmlToJson (xml ){ // Create the return objectVar obj = {}; If (xml. nodeType = 1) {// element// Do attributesIf (xml. attributes. length> 0 ){Obj ["@ attributes"] = {};For (var j = 0; j Var attribute = xml.

Javascript strings are all string objects. You can use the length attribute of the string object to obtain the length. However, the minimum length unit is 1 for Chinese characters, full-angle characters, and English characters, this is not the same

I. Preface This article is translated from Microsoft's cool man Scott Allen Prototypes and Inheritance in JavaScript. This article gives a detailed analysis on what Prototype is and why Prototype can be used to implement Inheritance, it is one of