Javascript learning Note 2 Function

Just as we can write in this form:Copy codeThe Code is as follows:Function Hello (){Alert ("Hello ");}Hello ();Var Hello = function (){Alert ("Hello ");}Hello (); They are all the same.However, when we modify the functions, we will find a strange

Javascript iframe programming code

Iframe has recently been used in several projects. Sometimes there are multiple iframe in a page, and several iframe need to access each other's functions or parent window functions. Today, I will organize the page framework programming.All frames

Js implementation without interference shadow effect is simple and easy to use (with File Download)

Plug-ins (of course not known as plug-ins) Instructions for use:1. Load files Copy codeThe Code is as follows: Compile html: Copy codeThe Code is as follows: Shadow | No Shadow OK!Parameter description:Shadow/* attribute name */= '3px/* position of

Code ie ff for moving the div layer with the mouse

. Center_div2{Position: absolute;Z-index: 1;Text-align: center;Display: none;Background-color: # e0e7ef;}. Center_div_tips2{Position: relative;Color: Red;} updating data... Copy codeThe Code is as follows:Function IsIE (){Var OsObject = "";If

The code for adding js Firefox to favorites is compatible with Firefox and IE

1. Code for adding IE browser to favorites Window. external. addFavorite (sURL, sTitle );Parameters:SURL: the address of the complete website page added to favoritesSTitle: name of the page title added to the favorites folder.Example: Add to

HTA JSMin (Omitted modifier) based on javascript

When I used JSMin.Over time, I found it too troublesome! Since we are programmers, why not make things easier?Therefore, I started to "friendly" JSMin.In the process of "friendliness", I encountered unexpected problems. I will immediately discuss

Common parsing of javascript document.exe cCommand ()

2D-Position allows you to move an absolute position object by dragging it.AbsolutePosition: Set the position attribute of the element to "absolute" (absolute ).Set BackColor or obtain the background color of the selected area.BlockDirLTR is not

Jquery quickly builds a drag-and-drop shopping cart DragDrop

In this way, the buyer only needs to drag the item he or she is interested in to his or her own shopping cart. He or she can also delete the item from the shopping cart and update the overall price and quantity of the shopping cart.Let's start with

A Method for minimizing ExtJS windows

The following is a minimization method implemented by recreating its minimize function:HTML:Copy codeThe Code is as follows: restore JS:Copy codeThe Code is as follows:Function openWin (){If (! Win){Win = new Ext. Window ({Title: "pop-up window

Riot. js quick JavaScript unit testing framework

Http://github.com/alexyoung/riotjsExample:Ruby codeCopy codeThe Code is as follows:Context "a new user" doSetup {User. new}Asserts ("that it is not yet created") {topic. new_record? }EndContext "a new user" doSetup {User. new}Asserts ("that it is

Adding options between two select statements (implemented by jquery)

I wrote a very simple jquery plug-in, which can be implemented by calling the functions on the page.Plug-in source code (listtolist. js ):Copy codeThe Code is as follows:/**Fromid: id of the source list.Toid: id of the target list.MoveOrAppend

Cause Analysis of replacing document. body with document.doc umentElement

When the page content of IE6 exceeds the window size, scrollWidth, clientWidth, and offsetWidth are all interpreted as the actual width of the content.The document. the body property does not return the expected results for us. For example, we use

Detailed usage of JavaScript window. setTimeout ()

SetTimeout (expression, latency)SetTimeout (expression, interaction time)The latency/interaction time is in the unit of haoss (1000 ms = 1 s). When setTimeout is executed, it is executed once after the specified delay time after loading, and only

The js mouse drag object allows any div to achieve the drag effect

Js mouse drag object:Copy codeThe Code is as follows:// Define the mouse drag objectDrag = function (a, o ){Var d = document; if (! A) a = window. event;If (! A. pageX) a. pageX = a. clientX;If (! A. pageY) a. pageY = a. clientY;Var x = a. pageX, y =

Practical layer-slide js implementation code

practical slide-opening code 111 222 333 000 [Ctrl + A select all Note: If you need to introduce external Js, You need to refresh it to execute]

Code for sending a request through XMLHttpRequest in JavaScript

The XMLHttpRequest object is divided into four parts:1. Create an XMLHttpRequest component2. Set the callback function3. initialize XMLHttpRequest Construction4. Send a requestInstance code:Copy codeThe Code is as follows:Var userName;Var

Javascript development technology overview-Chapter 1 javascript Overview

1.1 omittedVersion 1.2. Omitted1.3 javascript and browser1.4 javascript FunctionsFrom 3 CschoolWhat can JavaScript do?JavaScript provides HTML designers with a programming tool.HTML creators are often not programmers, but JavaScript is a scripting

Read jQuery 5 (DOM element)

You can use the get method to obtain DOM elements after jQuery $ is called, as shown below:Copy codeThe Code is as follows:// Method 1$ ('Div '). get (1); // obtain the second div on the page Of course, you can also use the array index method to

Code summary for jquery to operate select option

1. Obtain the selected select value and text. The html code is as follows:Copy codeThe Code is as follows: one two three You can use the following script code s to obtain the selected value and textCopy codeThe Code is as follows:$ ("# MySelect").

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