Javascript alert () suddenly shows Chinese garbled characters

Javascripthtml JS files that can be used normally a few days ago. After some items are added, the prompt box in the alert () dialog box is always garbled in Chinese, and I read a lot on the Internet, basically, the answer is to add or replace gb2312

Differences between substr and substring in Javascript

Today, when I wrote a JS file for uploading images to implement local browsing, I used substr to write the results and wrote them as substring, at last, I found a difference with what I imagined. First glance CodeI found that I wrote substr as

Javascript area printing code

This sectionCodeI transformed it from the highcharts code, thank you very much the author of highcharts, first link the highcharts address http://www.highcharts.com/, (the highcharts Statistical Chart code is very good, super powerful function, you

JavaScript to obtain the text and value of the selected node of the Treeview Control)

Javascript obtains the text and value of the selected node of the Treeview control. In the actual project, a problem occurs. First, a new window is displayed, with a Treeview control in the new window. The data of the Treeview control is bound to

Reference manual for JavaScript Global Objects

ArticleDirectory Example Http://www.w3school.com.cn/js/jsref_obj_global.asptop layer function (global function) FF: Firefox, ie: Internet Explorer Function Description FF IE Decodeuri () Decodes

Javascript learning 3: Regular Expressions

I. Simple mode: Metacharacters: ([{^ $ | )? * +. Escape all metacharacters. Special characters: \ t \ n \ r \ f \ A \ e \ CX \ B \ v \ 0 Character class: A combination of test characters. Simple class: To match characters A, B, and C, the

Javascript study Note 1: array class

Javascript Arrays can store up to 4294967295 items. If you want to add more items, an exception occurs. The array object overwrites the tostring () method and the valueof method, and returns a special string. VaR acolors = ["red", "green",

Javascript operation XML generate tree menu

This effect should be nothing unusual, and there are also off-the-shelf code on the Internet. I have nothing special about it, just because I wrote it myself, and it is also an exercise after learning Dom; passed the test in IE; (I wrote another one

Javascript Automatic sequence number and attribute number

The automatic sequence number and automatic attribute number are as follows: Implementation principle:Adding and deleting are a reverse process and the implementation is consistent.Add the element append Method to the parent container, set all

Javascript: Full fault tolerance and automatic maximization of browser windows

Some errors may occur due to our negligence when compiling JavaScript code, As a result, the annoying error prompt framework is displayed during browsing. How can this problem be solved? The following describes two common methods: -------------------

How to dynamically generate JavaScript files

In ASP. NET, the server dynamically generates JavaScript in a variety of ways, including the production of script blocks and external files on the page. This article discusses four feasible solutions.   Document directory1. Register a script with

Based on javascript

I. JavaScript was originally a procedural JavaScript, which dates back to the 1.0 age, is actually a process. There are only two basic features. One is the HTMLTag to take over the event, for example: The second option is to support a simple object

Javascript abstract -- assign a value to the name attribute of the file tag

It has been a long time since javascript was not used as a page. On this day, a friend suddenly asked me about the FileUpload assignment problem, because after FileUpload is compiled, the tag is generated. In the HTML document, The tag is used by

Differences between functions defined by Javascript

We all know that Javascript has two Function-defining methods that are very common. For example Function a () {alert ("a")} var a = function () {alert ("")} In javascript, any Function is a Function object. One is called implicit creation and the

OO features of JavaScript: Static Method

The so-called static method is a method that belongs to all instances of the class and does not belong to a specific instance of the class. It can only be called by the class, but not directly by the class instance.In C #, it is easy to declare a

Interface, one of the JavaScript Design Patterns

How to use object-oriented thinking to write JavaScript should be difficult for beginners. JQuery, which we often use, is actually encapsulated with object-oriented thinking, today, let's take a look at how to use interfaces in Javascript. in C #

Javascript judgment smartphone Browser

Reference: http://www.cnblogs.com/phphuaibei/archive/2011/12/09/2282570.html    Var browser = {versions: function () {var u = navigator. userAgent, app = navigator. appVersion; return {trident: u. indexOf ('think')>-1, // IE kernel presto: u.

JavaScript context menu (1)

Effect: There are many ways to implement the right-click menu in javascript, and their ideas are also different. Before introducing the Code, let's briefly introduce my right-click object ideas. 1. A right-click object contains multiple right-click

Some JavaScript Functions and objects

Object ==================== Location This object stores the information of the current URL. It is part of the window object and can be obtained through the windows. location attribute.   Document Any HTML document loaded into the browser will

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