JavaScript

JavaScript sets a time validity period. I feel that the code is too concise when using jQuery. This is a piece of js code written by my colleagues. I learned it myself.Copy codeThe Code is as follows: untitled document within one day within two

Today, toggleClass () is a simple method to implement line-by-line color change: the code is as follows:Copy codeThe Code is as follows: line-by-line color change foothome foothome foothome foothome foothome foothome foothome

Copy codeThe Code is as follows: untitled document User name:

Copy codeThe Code is as follows:// Key: value | key: valueVar windowStorage = {_ Inited: false,_ Data :{},Init: function (str ){Var tmpData, key, value, kv;This. _ inited = true;If (str & typeof str = 'string '){TmpData = str. split ('| ');For (var

Copy codeThe Code is as follows:Function zipNum (num, radix ){If (! ZipNum.zip ){ZipNum.zip = function (inputNum ){If (inputNum> 35) {// use uppercase letters to indicate 36-61Return String. fromCharCode ('A'. charCodeAt (0) + inputNum % 36 );} Else

Public processing timestamp FunctionsCopy codeThe Code is as follows:/*** Convert the processing timestamp to the date format* @ Param {Object} obj timestamp {10-bit timestamp must be multiplied by 1000; 13-bit timestamp is not required}* @ Return

JavaScript to obtain client computer hardware and system informationWMI is used to obtain the hardware and system information of the client computer:Copy codeThe Code is as follows:Function getSysInfo (){Var locator = new ActiveXObject

Copy codeThe Code is as follows: modify font size. html --> large medium small Here is the text displayed. Click the hyperlink above to change the font size. Here is the text displayed. Click the hyperlink above to change the font size. Here is

Today, I encountered the problem of obtaining the text width. After a long time, I finally found a method on a foreign website, but I couldn't use it directly. So I modified it and successfully used it in the project, here we will share with you.

It is often seen that someone else's website has a border to modify the text area, similar to the rounded rectangle to wrap the text, especially feeling, so I tried to use the border to modify the image, however, using too many images will slow the

I have previously written an article on Wookmark in my blog, which can only be a simple introduction. As for its internal usage and effect display, I have not specifically written it out, today I will briefly present some of the methods and effects

As follows:Copy codeThe Code is as follows:TxtSearch: text box ID $ ("# TxtSearch"). keyup (function (event ){Var keycode = event. which;If (keycode = 13 ){Alert ('you have pressed the enter key '); } }); Or XObj. keyup (function (event ){// Obtain

Copy codeThe Code is as follows: Document. body. oncontextmenu = function rightClick () {window. event. returnValue = false ;}

Add option dynamically in jquery Add option dynamically in js Copy codeThe Code is as follows:Var sel = document. getElementById ("Selected1 ");Sel. options. add (new Option ("select ",""));Sel. options. add (new Option ("name", "id ")); Add

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Copy codeThe Code is as follows:Var a = ["a", "B", "c"],B = ["B", "c", "d"],C = ["c", "d", "e"],_ A = a. concat (B). concat (c ),_ Hash = {},_ New = [];For (var I = _ a. length; I --;){If (! _ Hash [_ a [I]) {_ Hash [_ a [I] = 1;_ New. push (_ a [I])

1. Link to a pageOnclick = "location.hrefw.'filename.html '"/>2. Return (equivalent to back)Onclick = "location. href = 'javascript: history. go (-1); '" value = "return"/>3. Open a new webpageOnclick = "Getting Started open('filename.html ')"/>4.

The following are the situations I encountered during development: 1. dynamically delete a row in the table. Table: indicates a table object. K: indicates the row number. Table. rows [k]. removeNode (true); // firefox execution failed, ie execution

The version of my browser is chrome15.0.874.121 Firefox 8.01 IE9 IETester. The following Code declares 1: Obtain the scroll barCopy codeThe Code is as follows:Function getScroll (){Var t, l, w, h;If (document.doc umentElement & document.doc

You can useCopy codeThe Code is as follows:Var fso, s = filespec; // filespec = "C:/path/myfile.txt"Fso = new ActiveXObject ("Scripting. FileSystemObject ");If (fso. FileExists (filespec ))S + = "exists .";ElseS + = "doesn' t exist .";Alert (s );You