Multifile upload using js

First, put the following js Code into the page. Here, I judged that only files in xls format can be uploaded. You can modify the checkExcel method in js as needed & lt;/pre & gt; & lt; prename & quot; code & quot; class & quot; javascript & quot; &

After a period of time, the page automatically jumps

1. JS & lt; script & gt; varflagtrue; document. onmousemovenewFunction (& quot; flagfalse; & quot;); functionjudgeMouse () {if (flag) {location. href & quot; \ cardload. aspx & quot;} els I. JS scriptVar flag = true;Document. onmousemove = new

How to preview local images on the client on the page, compatible with FFIE

For security purposes, IE does not allow Page Preview of local images on the client, that is to say, the SRC of the img element is a relative path. It cannot be an absolute path. In order to achieve this requirement, we need to use the filter

The simplest Ajax application, used to asynchronously verify the user name

Ajax Asynchronous interaction technology is very popular in the production of web pages. Here we will first introduce how to use jQuery to asynchronously verify the user name of Ajax, and then analyze it in depth to create an XMLHttpRequest object

Use js to filter DropDownList data

Background of Data Filtering for DropDownList in js: Data Filtering in third-party controls was encountered during project creation some time ago, however, the filtering provided by the third-party controls used does not meet our needs well. Then we

ExtjsTabPanel listens for activation events

TabsnewExt. tabPanel ({renderTo: document. body, plain: true, activeTab: 0, id: & amp; #39; tabpanel001 & amp; #39;, frame: true, width: Ext. getBody (). getWidth (), height: Ext. getBody Tabs = new Ext. TabPanel ({RenderTo: document. body,Plain:

The easyUI binding shortcut menu is displayed on the Data row

The div of the display data of easyUI has a style, for example, if all tables have a datagrid-cell style, we can use jquery to bind time. below is the main js Code: [javascript]/* Right-click to bind */$ (& quot ;. datagrid-cell & quot ;). live...

EasyUI complex header (effect chart) & code

In this project, we use Ext + EasyUI (mainly to solve the problem of multiple headers). Here I only paste some EasyUI code: the final implementation: The following is the implementation code: easyUI version: jquery-easyui-1.2.5 // generate JSON code

Basic ajaxPro. dll tutorial (call the background method in the foreground and call the foreground method in the background)

The rise of AJAX technology has also increased the expressiveness of B/S applications and gradually swallowed up the territory of C/S. With ajaxpro. dll, you can call the. NET method from a JavaScript client. Download ajaxpro. dll from

JQuery-Image Upload and cropping plug-in-imgAreaSelect (Analysis 2) synchronous display of Image Location Information

& Lt; body & gt; & lt; divclass & quot; containerdemo & quot; & gt; & lt; divclass & quot; big & quot; & gt; & lt; pclass & quot; instructions & quot; & gt; large image preview & lt;/p & gt; & lt; divclass & quot; bigfra Preview Thumbnail

JQuery-drag layer (within the visible area)

(Function ($) {$. fn. extend ({mydrag: function () {varboxX0; // the abscissa varboxY0 of the element in the page; // The ordinate vardMouseX0 of the element in the page; // The abscissa var of the mouse position when you press the mouse...

JQuery-Sort tables

$ (Function () {// store the content of each TD in the click column; varaTdCont []; // click the index value of the column varthi0 // sort TR again varsetTrIndexfunction (tdIndex) {for (i0; I & lt; aTdCont. length; I ++) {v... syn $ (Function (){//

JQuery. cookie settings

& Lt; html & gt; & lt; head & gt; & lt; metahttp-equiv & quot; Content-Script-Type & quot; content & quot; text/javascript & quot; & gt; & lt; title & gt; jQueryCookiePlugin & lt;/title & gt; & lt; JQuery Cookie Plugin

JavaScript inheritance (1)

Object-oriented and Object-based almost every developer has development experience in object-oriented languages (such as C ++, C #, and Java. In traditional object-oriented languages, there are two very important concepts: classes and instances.

Repeated javascript Array Removal

[Javascript] functionunique (a) {vararr [], cftrue; for (vari0, lena. length; I & lt; len; I ++) {for (varj0, larr. length; j [Javascript]Function unique (){Var arr = [], cf = true;For (var I = 0, len = a. length; I {For (var j = 0, l = arr. length;

Javascript-quick sorting

FunctionquickSort (arr) {// if the array has only one number, it will be returned directly; if (arr. length & lt; 1) {returnarr;} // locate the index value of the number in the middle. If it is a floating point number, the varcenterIndexMath is

Make CSS3 rounded corners compatible with all browsers

After the emergence of CSS3, the beautification of the WEB Front-end becomes easier. Some appearances can be achieved only by using images. Now, you can use style sheets to make the pages smaller. But the headache is that many attributes of CSS3 are

Jquery blog is fixed at the bottom, similar to everyone on campus

Fixed columns at the bottom are sometimes quite needed. Some browsers are not compatible with each other, which means they can be implemented. The bottom of the jquery blog implementation is similar to that of everyone on campus. It's just a vague

Javascript learning notes (1) use javascript in html

1. method 1: place all javascript references in the & lt; body & gt; element, such as 1 & lt; html & gt; 2 & lt; head & gt; 3 & lt; title & gt; example 1 & lt;/title & gt; 4 & lt;/head & gt; 5 & lt; body & gt; 6 & lt ;! -- Page content -- & gt; 7 & 1

Javascript learning notes (8) built-in objects

1. the URI method encodeURI () and encodeURIComponent () encode the URI. encodeURI () does not encode special characters belonging to the URI, such as the colon, forward slash, hello, and well character. encodeURIComponent () any non-standard

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