JavaScript

In response to the development requirements of the project, this diaosi needs to make a fully-selected checkbox function.Oh, huh ~~ Isn't that easy? A total checkbox, N multiple sub-checkboxes. Once the total checkbox is selected, all the

Copy codeThe Code is as follows:Function jqchk () {// jquery get the check box ValueVar s = '';$ ('Input [name = "aihao"]: checked'). each (function (){S + = $ (this). val () + ',';}); After you click "Submit", you can get the correct selection

Connect is a node middleware (middleware) framework. Specific not table, see the official website to introduce http://www.senchalabs.org/connect/ Under app. js configuration (must be placed in app. use (routes) Copy codeThe Code is as follows:Var

I. LABjs's core is LAB (Loading and Blocking): Loading refers to Asynchronous Parallel Loading, and Blocking refers to synchronous waiting for execution. LABjs implements these two features through the elegant syntax (script and wait). Its core

Copy codeThe Code is as follows:// Open a new page and PASS Parameters Using postFunction openNewPageWithPostData (postAddress, opentype, paramNames, paramValues){Var newWindow = window. open (postAddress, opentype );If (! NewWindow){Return

Today, I encountered a problem when I wrote a class library for div + css to simulate js information boxes. I want to automatically use "prompt information" as the window title when I didn't pass the parameter. I tried to write it like this.Copy

To understand the prototype chain, you must first understand the function type. In javascript, all classes are functions, so it is a functional programming language. A very important feature of a class is that it can create an object with it as a

Js tables that load tens of thousands of data records instantlyIn the practical application of Ajax dynamic loading data, everyone is used to a way of thinking: creating a row of data.If the data is loaded at a time when the number is large, the

JQuery checks whether the checkbox (check box) is selected:If ($ ("# id"). attr ("checked") = true) JQuery implements checkbox (check box) selection, full selection/deselection code:Copy codeThe Code is as follows: How does jQuery determine whether

Version 1 Css code:Copy codeThe Code is as follows:. Focus {Border: 1px solid # f00;Background: # fcc;}When the focus is obtained, add the focus style, add the border, and change the background color to # fcc Html code:Copy codeThe Code is as

JQuery has a very useful delegate function, which can bind an event handler function to the current and future (dynamically added) elements. For example, in the following example, after dynamically adding an input text box, I want all text boxes

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Yesterday, we recorded the event of getting the value of the keyboard key. With the value, we only need to perform different operations on different values. We also used it before when writing a snake. As a result, it was a long time, so I felt it

Today, I found an original article on how to use javascript to develop our programs on github. I am ashamed to come and share it with you.A mostly reasonable approach to Javascript.Types // typeObjects // objectArrays // ArrayStrings //

Summary For now, I just thought of three methods. If you think of other useful methods, You can also talk about them. ParseIntBitwise operatorsMath. floor Math. ceil Description I. parseInt 1. Instance ParseInt ("13 nash"); // 13 parseInt ("") //

Example 1: // Poisoning Object.prototypeObject.prototype.bar = 1;var foo = {moo: 2};for(var i in foo) { console.log(i); // prints both bar and moo} Here we should pay attention to two points. First, the for in loop will ignore the attribute set to

Development prerequisites: For Windows, make sure that your Windows system contains the source code compilation tool. The Node. js source code mainly consists of C ++ code and JavaScript code, but it uses the gyp tool for source code project

The company's interface design process has finally come to an end. It must be acknowledged that the evening study has brought me many benefits. The occasional application at work has surprisingly good results, I am very pleased to receive some small

  [5.1] a relatively complete chart is created, but it is static. Do you want to make its dynamic effect? In D3, you only need a few lines of code. This section involves the use of four functions. 1. transition () You only need to add this to start

Generally, the event browser supports the description of onClickIE3 | N2 | O3 mouse click event, click onDblClickIE4 | N4 | O double-click the event onMouseDownIE4 | N4 | O. The button on the mouse is pressed onMouseUpIE4 | n4...