JavaScript

I. Summary This series of articles will take you into the wonderful world of jQuery. Many of them have their specific experiences and solutions. Even if you use jQuery, you can find some tips. This article is the first to introduce jQuery. It

Copy codeThe Code is as follows:Function getHTTPRequest (){Var xhr = false;If (window. XMLHttpRequest)Xhr = new XMLHttpRequest (); // browsers except IEElse if (window. ActiveXObject){Try{Xhr = new ActiveXObject ("Msxm12.XMLHTTP"); // ActiveX Object

JQuery1.3.2 and JQuery1.4 + do not exist.Through comparison, we finally find a difference between the two versions.JQuery1.4 + added a piece of code in the ajax method for calling the onreadystatechange method in abort.Copy codeThe Code is as

The effect is as follows:Select:Drag:Jquery. simple. tree. Official site address: http://news.kg/wp-content/uploads/tree/ (it seems that can not open), but because the operation is relatively simple, so we temporarily use it.The jquery EasyUI Tree

Copy codeThe Code is as follows:// Create an XHR objectVar xhr;If (window. XMLHttpRequest ){Xhr = new XMLHttpRequest ();}Else if (window. ActiveXObject ){Xhr = new ActiveXObject ("Msxml2.XMLHTTP ");}Else {Throw new Error ("Ajax is not supported by

After a review, I finally found a solution that I was quite satisfied with. I will share it with you in my blog.The first step is to provide an area on the signature page to display the Form Content, where the DIV is used.Copy codeThe Code is as

untitled document kick me kick me 15.43 700 1.220 A 7.05 4 3,000 Bing 30.62 30 2,558,800 and 22.30 5 6 blind 26.31 0.6 5 - 63.16 7 4 child [Ctrl + A select all Note: If you need to

// Timestamp: Tue, 01 May 2007 19:13:00/*Base2.js-copyright 2007, Dean EdwardsHttp://www.opensource.org/licenses/mit-license*/// You know, writing a javascript library is awfully time consuming./// // BEGIN: CLOSURE ////////////////////// ===========

However, after a small effort, I finally touched the door and solved the problem.Then, a formula is written, which should disappear. formula:1. Starting from 1 to any valueLinenumParseInt (Math. random () * Upper Limit + 1 );2. From any value to any

I used to find a program that compresses Javascript code. I have been using it all the time. It feels good.Http://javascriptcompressor.com/Online Javascript source code CompressionOnly remove spaces, line breaks, unnecessary comments, etc.

Window objects in JavaScriptIt is the largest object in JavaScript and describes a browser window. Generally, to reference its attributes and methods, you do not need to use the "window. xxx" format, but directly use "xxx ". A framework page is also

Copy codeThe Code is as follows: achieve smooth jump between Anchor using Javascript header_1 --> header_4 header_2 --> header_5 header_3 --> header_6 header_4 --> header_7 header_5 --> header_3 header_6 --> header_2 header_

/* Floating fixed layer at any position *//* Do not sword (http://regedit.cnblogs.com) 08-03-11 *//* Note: The specified layer can be moved to any position on the webpage. When the scroll bar is rolled, it remains unchanged at the current position

I wrote it like this:Function foo (x ){If (arguments [1]) {// Do something ..} Else {// Do other ..}}However, no matter how many parameters are passed in, the if (arguments [1]) step is skipped. When I was about to go crazy, I finally

The Code is as follows:Copy codeThe Code is as follows:The page content is refreshedCopy codeThe Code is as follows:Document. getElementById ("infoA"). src require 'B .htm'Is it clear That ajax is usually used? Do you still have no idea how it works?

new document . WOKAO [Ctrl + A select all Note: If you need to introduce external Js, You need to refresh it to execute]

Class D drag and drop [Ctrl + A select all Note: If you need to introduce external Js, You need to refresh it to execute]

1. It is found that the id attribute of the input label in IE is the same as the name attribute by default. Firefox must explicitly write the id attribute name; otherwise, the id attribute cannot be used.For example, The following code in IE can be

runcode 123 123 1 23 123 123 123 123 123 123 123 123 123 abc abc abc abc abc abc delete a table (This table only has two tbodies, so this button can only be pressed twice ......) [Ctrl + A

After more than 10 js files are introduced to the same webpage,Functions with the same name in each js are prone to conflicts.For example, the addCssStyle method is written in the xxx library,The yyy Library also writes an addCssStyle method,The