JavaScript

The checked attribute of jquery and checkbox is about the control 1. After the page is loaded successfully, click to select or deselect the checkbox. The checked attribute in the checkbox attribute does not change based on whether or not the

Dynamically change the IFrame height to automatically extend IFrame, and automatically scale down the parent page.Principle: when loading an IFrame sub-page, call the parent IFrame object to change its height.Implementation 1: 1. On the IFrame page (

I. Local preview of image uploading Most of the Image Upload functions need to be previewed locally. In order to better enable users to experience the effect and prove the finished product, you need to be compatible with several browsers, all

Copy codeThe Code is as follows:

$ (This). attr (key); obtains the value of the node attribute name, which is equivalent to the getAttribute (key) method.$ (This). attr (key, value); sets the value of the node attribute, which is equivalent to the setAttribute (key, value)

Copy codeThe Code is as follows:

Javascript randomly adds the image in the First dom to the second div. This code is a simple example of adding five images in the first div, extract two random sheets and display them to the second div.Copy codeThe Code is as follows: randomly

Js:Copy codeThe Code is as follows:Function chooseOne (chk ){// Obtain the set object of the chekcBox with the same nameVar obj = document. getElementsByName ("chk ");For (I = 0; I // Determine whether the I element in the sequence obj set is cb.

Scaling image script sharingCopy codeThe Code is as follows: New Document Key js:Copy codeThe Code is as follows:Function AutoResizeImage (maxWidth, maxHeight ){Var objImg = document. getElementById ("operImg ");Var img = new Image ();Img. src =

Copy codeThe Code is as follows:Http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd> js cursor switching The cursor stays for a while, jump to another square box ......

1. Countdown timer: timename = setTimeout ("function ();", delaytime );2. Cyclic Timer: timename = setInterval ("function ();", delaytime );The first parameter "function ()" is the action to be executed when the timer is triggered. It can be a

The following is the html code: Copy codeThe Code is as follows:Outer div Element Inner span element Outer div Element The corresponding jQuery code is as follows: Copy codeThe Code is as follows: When you click span, the Click Event of the div

I. js CodeCopy codeThe Code is as follows:// ************ Default setting definition .*********************TPopWait = 50; // The prompt is displayed after the tWait Hao seconds.TPopShow = 5000; // display the tShow Hao seconds before closing the

Copy codeThe Code is as follows:// Combogrid refresh$ ("# Cc"). combogrid ('grid'). datagrid ('load '); // Combogrid sets which row is selected by default$ ('# CC'). combogrid ('grid'). datagrid ('selectrecord', idValue );IdValue corresponds to the

$. Browser in Jquery1.9 has been removed:Determine the browser type:Copy codeThe Code is as follows:$. Browser. mozilla =/firefox/. test (navigator. userAgent. toLowerCase ());$. Browser. webkit =/webkit/. test (navigator. userAgent. toLowerCase ());

1.download jquery-latest.js, jsuggest.jsand jsuggest.css The source code of JSuggest. js is as follows:Copy codeThe Code is as follows:/**** Description: JSuggest drop-down prompt box*/ Function JSuggest (){ // DIV drop-down boxThis. div = null; //

The syntax of the replace method is:StringObj. replace (rgExp, replaceText) Where stringObj is a string, reExp can be a regular expression object (RegExp) or a string (string), and replaceText is a replacement string found .. For better

Copy codeThe Code is as follows: export an Excel file export export a Report sequence name quantity 1 Michael Jacob 1 2 2 JOHN 3 2 2 3 James 3 2 4 James 4 2 5 zhangsan 5 2 total: 10

Copy codeThe Code is as follows:Zf = accAdd (zf, parseFloat ("12.11 "));// Addition function, used to obtain accurate addition results// Note: The addition result of javascript has an error, which is obvious when two floating point numbers are added.

1. Download SinaEditor 2. JSP call pageCopy codeThe Code is as follows:/edit/editor.htm? Id = content & ReadCookie = 0 "frameBorder =" 0 "marginHeight =" 0 "marginWidth =" 0 "scrolling =" No "width =" 621 "height =" 457 "> The path of the editor.htm