JavaScript

JavaScript method for file download by hiding iframeCopy codeThe Code is as follows: download

Today, I encountered a compatibility problem when using innerText. FireFox does not support the innerText method. I checked the MDN and found that there is a similar method named textContent in FireFox, which is similar to the innerText in IE, is

For example, traverse the following one-dimensional array: Copy codeThe Code is as follows:[Javascript] view plaincopyprint?Var a1 = [1];Var a2 = [1, 2];Var a3 = [1, 2, 3]; Although they have different lengths, it is very easy and elegant to deal

Copy codeThe Code is as follows: untitled document JQ version CSS version If you copy and run the above Code. You will find that. The first block in IE6 is transparent. I don't know how it works. It should be that JQuery has already considered

1. The toggle () methodYou can call N specified functions in sequence until the last function is called again. The syntax is as follows: toggle (fn, fn2, [fn3, fn4,...]), the fn, fn2, fn3, fn4, and other functions are called in sequence. 2. Sample

1. When a user browses the pageThe browser will interpret or compile the Page code. This process is essentially driven by events, that is, when the page is loaded, a Load event is executed, compile the Page code in the browser. After an event is

This article will share with you eight exquisite jQuery image playback plug-ins. Each plug-in provides demos and source code downloads. If you are interested, you can download and use it. Let's talk about these plug-ins. 1. 3D carousel album This 3D

Let's talk about this application scenario first.:Read data from the XML file, and then return the data to the page using a third-party plug-in for plotting.The data read in XML is of course a string type, and if you want to use the time mode of the

IE The left button is window. event. button = 1.Right-click window. event. button = 2Window. event. button = 4No button action window. event. button = 0Firefox The left button is event. button = 0.Right-click event. button = 2The key is event.

Javascript code Copy codeThe Code is as follows:// Determine whether there are unsaved input values when you leave the pageVar hasSaved = false; // whether the flag is not saved for the input content. The initial value is false.Function CheckUnsave (

It is often necessary to use numeric input that limits the text box. I have tried many methods and it is not ideal. I decided to implement it myself.Methods Used The onkeydown event is used to control only allowed numbers:Copy codeThe Code is as

An example of imitating the title attribute of a implemented by jQuery. During the test, the levels of ie6 and 7 were disordered, but the final solution was solved.The html code is as follows::Copy codeThe Code is as follows: UI Designer

Jquery code Copy codeThe Code is as follows:$ ("# BankAccountNumber"). change (function (){Alert ("1 ");Var account = $ ("channelForm. bankAccount. account"). val ();Alert ("2 ");Var reg =/^ \ d {19} $/g; // starts with a 19-digit number and ends

By default, Panel, Window, and other components of Extjs contain borders. Normally, it is irrelevant to use them independently, however, when Panel is used as a child component of the Window component, a double border occurs. If the Window component

Jquery returns the DIV width.:Copy codeThe Code is as follows:$ ("# Keleyi_com"). width ();Keleyi_com is the id of the DIV. Complete sample code:Copy codeThe Code is as follows: jquery obtains the width (width) of the DIV-ke leyi the id of this DIV

The serialize module of jQuery has a r20 regular expression.Copy codeThe Code is as follows:Var r20 =/% 20/g, JQuery. in the param method, all "% 20" is converted to "+", that is, if the data contains spaces before the data is submitted, the space

We can define a code called by js in the Copy codeThe Code is as follows: OK. This means that when you click the button, you can trace the content of commentTemplate to comment_ul_2. This is very interesting!There is a replace, which is also very

A few days ago, when I saw an article in the garden that float your blog with snow, I quickly got my blog to see the effect. Don't say it's pretty. But after reading it for a while, we found that the page became special.After reading the code, I

Copy codeThe Code is as follows: Example: The fuzzy search of ztree is used here. At the beginning, all Tree nodes are closed. However, if you enter the search content for a query, after expanding the parent node of the query content, the focus in

Function: zhou en ce recently wrote a jquery-based Information pop-up plug-in named showInfoDialog, which masks the background and then displays the information display box. The information display types include: 1. Description of information types: