JavaScript

// Traverse option and add or remove optionFunction changeShipMethod (shipping ){Var len = $ ("select [@ name = ISHIPTYPE] option"). lengthIf (shipping. value! = "CA "){$ ("Select [@ name = ISHIPTYPE] option"). each (function (){If ($ (this). val ()

This effect was initially due to the idea of Comrade min. At the beginning, only the pop-up images were fixed and could not be moved with the mouse, but were finally improved, finally, we achieved the desired results. Today, we will share with you

Use Copy codeThe Code is as follows:Var isNumeric = function (x ){// Returns true if x is numeric and false if it is not.Var RegExp =/^ (-)? (\ D *)(\.?) (\ D *) $ /;Return String (x). match (RegExp );}Var myArray = [1, 'two', 3, 'four ', 5, 'six', 7

I don't have much time, most of which are written out of work.Copy codeThe Code is as follows:JObj. Dom. $ tag ("INPUT "). $ Filter (function (o ){Var fa = o. parentNode;Return f = (o. type = "text" & fa. id = "hollerNew ")? True: false;}). $ Css

A good menu is very important for websites. It not only allows users to conveniently find the desired information, but also gives users a special user experience. Next we will share with you seven innovative jQuery/CSS3 menu menus. I hope you will

During debugging, you often need to know the content of the json object. Using the JSON. stringify function, you can convert the json object into a string.Copy codeThe Code is as follows:$ (Document). ready (function (){$. Ajax ({Type: "post

Today, I encountered the problem of how jquery removed hover. At first I thought that it could be done directly by unbind ("hover"), but I failed to pull it for half a day. Baidu also searched a lot about jquery's unbind for the hover event, and

In a B/S system, we often need to obtain some information about the client, such as IP and MAC, for identity authentication. It is easy to obtain the MAC address of the server, but it takes too much effort to obtain the MAC address of the client.

Today, we used parseFloat (the first parameter, 10) in jquery. We didn't know what the second parameter meant. So I checked it online and wrote it down if I forgot it later.Definition and usage: The parseFloat () function parses a string and returns

RaphaelIs a Javascript library used to draw vector images on a webpage. It uses the SVG W3C recommendation standard and VML as the basis for creating graphics. You can use JavaScript to operate DOM to easily create various complex charts, such as

The annual Christmas has arrived again. First of all, we wish you good luck in a string. You will be safe forever in a year of health! On this special day, the festive atmosphere is everywhere, and the snow falling in the air is more romantic! Today,

Js optimization works for IE6.0, which summarizes the following points: I. String concatenation: concatenate strings with ArraysCopy codeThe Code is as follows:Function func2 (){Var start = new Date (). getTime ();Var array = [];For (var I = 0; I

Today, I checked my website background login Detection Using JQuery + AJAX + PHP. After I found that the login was successful, I executed the page Jump function section JavaScript (JS) code effects can be executed well in IE and Google Chrome, And

Confirm () methodThe confirm () method is used to display a dialog box with the specified message and OK and cancel buttons.Note: If you click OK, confirm () returns true. If you click Cancel, confirm () returns false.One type:Copy codeThe Code is

Browser Detection Method1. Object Feature Detection: a common method for determining browser capabilities. This method can be used if you are more concerned with the browser's capabilities and do not care about its actual identity. The common native

JQuerySmooth Navigation Menu Simple Drop Down Menu Plugin Dropdown, iPod Drilldown, and Flyout styles   JQuery and CSS Example Create the Fanciest Drop Down Menu You Ever Saw A Different Top Navigation Simple jQuery Dropdowns Sexy Drop

1. Get ElementsThe getElementById () method is used to obtain the element id. If the element id does not exist, null is returned.Make sure that the name of the form element is not the same as the id of other elements. ie browsers under IE8 can use

Actual code:Linkedlistnode. js node classCopy codeThe Code is as follows:/** Linked list Node*/Dare. inclulistnode = function (){This. data = null; // data fieldThis. prev = null; // PrecursorThis. next = null; // post drive};Dare. extend (Dare.

JavaScript is becoming more and more popular. It can be said that it is one of the most prominent languages on the Internet. You can use it across platforms and Browsers without rejecting backend languages. There are many different development

FunctionThe function of the camelCase function is to convert the form of background-color to the camelCase Notation: backgroundColor.This function is useful in jQuery data functions and many functions related to css.JQuery implementationCopy codeThe