JavaScript

Legend of Chart in Extjs. Legend. What exactly does Extjs Chart represent? Take a look at this figure: The red area on the right is Legend. In the definition of Extjs Chart, you can configure the configuration value (configs) of legend to set the

JavaScript is case sensitive: Keywords, variables, function names, and all identifiers must use the same case (generally we write them in lower case ), this is very different from C #'s simplified writing method. For example: (Here we use the str

Today, when Jquery returns json data, the IE browser prompts you to download the data. After the data is submitted, the returned data is originally json data. The test is normal in the spark, but IE always prompts you to save the data, I searched

1. When using mongoose, install mongoose first. Open the command line and execute $ npminstallmongoose2. Connect to the mongodb database and add the following two lines of code to app. js. [Javascript] varmongooserequire (& amp; #39; mongoose & amp;

JQuery provides many ways to create interactive websites. When developing Web projects, developers should make good use of jQuery code, which not only brings various animations and special effects to websites, it also improves the user experience of

& Lt; scripttype & quot; text/javascript & quot; & gt; varnum125; varnum23; alert (num1 & amp; num2); // output: 1; compare the two values in binary format. 1 is returned only when the number at the same position is 1. 0 is returned for all other

Recently, I saw a lot of real-time weather forecasts on my website, which is very practical and has a good user experience. It also provides great help to users. Users can learn real-time weather information through your website. I felt quite

One of the most common JavaScript libraries today is RequireJS. Recently, I have used RequireJS for every project I have participated in, or I recommend adding RequireJS to them. In this article, I will describe what RequireJS is and some of its

String operations are very frequent and important in js. I can remember it clearly after reading the book, but I don't need it for a while, so I will forget about it. It is hard to remember a poor memory... Today, we will sort out some common

Method 1: [javascript] varstr & quot; varweeknewDate () getDay (); if (week0) {str & quot; today is Sunday & quot ;;} elseif (week1) {str & quot; today is Monday & quot; the first method is to write [javascript] var str = ""; var week = new Date ().

Preface Extjs is easy to create a multi-choice drop-down list. You can use ExtformComboBox to set multiSelect to true. But how can I add a checkbox before each drop-down? ComboBox itself does not have such configuration. There is a preface: Ext js

As we all know, dates in Oracle databases are different. In Easyui, the date type of databases is displayed as objects without being converted. Therefore, it must be processed. 1. First, you need to write the JavaScript [javascript] & lt; scripttype

Introduction on jsp pages, we often encounter application requirements such as set length, character length, and character cutting. Before the 20 s, this requirement was one of the many programmers who were not satisfied with JSTL. Therefore, the

NewAB () is different from newA () B (). We all know that I have never understood why. This issue involves priority issues between vertex operators, new operators, and function execution. NewAB (); the logic is this new. B () and new (). B () is

VarisIEnavigatoruserAgenttoLowerCase () indexOf (& quot; msie & quot;) & gt;-1? True: false; varisIE9msies + 9 itest (navigatoruserAgent); 1 floatif (isIE) {documentgetElementById ( Var isIE = navigator. userAgent. toLowerCase (). indexOf ("msie")>-1

I. Introduction Some WEB developers will reference A JQuery class library and write $ (#), $ (.), I have been familiar with JQuery for several years. I used to be such a person. I didn't change my opinion on myself until I had a technical exchange

An array is composed of many variables with the same name. The usage of an array is the same as that of a common variable. It can also be stored in any data type, the only difference is that it occupies a continuous space in the memory. You can

& Lt ;! DOCTYPEHTML & gt; & lt; htmllang & quot; en & quot; & gt; & lt; head & gt; & lt; metahttp-equiv & quot; Content-Type & quot; content & quot; texthtml; charsetutf-8 & quot; & gt; & lt; title & gt Js advertisement _ full screen

1. $. each (array, [callback]) traversal [common] explanation: Unlike the $. each () method. This method can be used to sample any object (not just an array ~). The callback function has two parameters: the first is the object's member or array

When creating a website, the Simplified Chinese version of gb2312 is set as the website code because the website was not designed so much. It is a normal event to use gb2312 Encoding As a Chinese character, and there is no major problem in building