JavaScript

Transfer from http://blog.sina.com.cn/s/blog_8772845101019kg5.htmlJavaScript gets the current timestamp:The first method:var timestamp = date.parse (new Date ());Results: 1280977330000The second method:var timestamp = (new Date ()). ValueOf

/* Source author:  stone not Easy (Louis shi) contact information:  http://www.shibuyi.net============================================= ====================================================== Program name: javascript  Package Library  Prototype 

　　Everything in the HTML document is a node !The entire document is a document node;Note is a comment node;Each HTML element is an element node;The text content within the element is a text node;Each property of a hyphen element is an attribute node.

Mouse events are KeyDown, Keyup, Keypress, but Keypress differs from KeyDown and Keyup if you press CTRL, SHIFT, CAPS LOCK ... Such modifier keys do not trigger the KeyPress event, but trigger KeyDown and KeyUp events, which is the difference

The exec () method of the JavaScript RegExp object is used to match the string, and its behavior is somewhat different from match ().For Regexpobject.exec (), W3school is described above: The exec () method is powerful, is a common method,

First, the basic understanding: var E = document.getElementById ("Selectid"), E. options= new option ("Text", "value");//Create an Option object, that is, in Label to create one or more Text //options is a set of arrays, which can hold multiple

"Reprint" Original address: http://www.cnblogs.com/webgis8/articles/1516639.htmlBecause of the needs of the Google Map project, we have been looking for the relevant JavaScript graphics library recently, and have found it less effective and

All objects that include built-in objects are child objects of object objects.1. Array (): Build the built-in constructor function of the arrayExample: There are two ways to create an array:2. Boolean: Is an object that is not the same as a Boolean

Original: http://www.2ality.com/2012/01/object-plus-object.htmlGary Bernhardt recently pointed out an interesting JavaScript quirk in a short lecture video "Wat" : When you add objects and arrays together, you get some unexpected results. This

1 JavaScript implementation dynamically creates a form to send data2 data transfer Get or post1Global.namespace ("Dysend");2 3 /**4 * Post mode submission data for normal submission mode dynamically create form form for submission5 * 6 * @param {}7

Do you consider writing a frame of your own when this JS framework is running around? The following may be a bit helpful.What should a framework contain?1. Language extensionsMost of the existing frameworks provide this, and the language extension

The content of this section is simple, say the Addlayer method of the Map object inside ArcGIS for JavaScript. In the For JS API, the Addlayer method has two types, such as:Addlayer methodIn the Addlayer method there are two parameters, one is a

1. callback function definitionA callback function is a function that is called through a function pointer. If you pass the pointer (address) of the function as an argument to another function, when the pointer is used to invoke the function it

The first part of this series introduces the basic wording of the JavaScript module, and today describes how to use the module in a canonical manner. VII. specification of modules First think about why the module is important?Because of the

In JavaScript, functions are defined in two ways, function definition expressions and function declarations, as shown in the following examples:var test = function (x) {return x;}function test (x) {return x;}Although function definition expressions

The JavaScript front-end Framework (package Library) Beta 5.0 was officially released on October 10, and today the API reference for Beta 5.0 is now available. Compared to the previous 5 releases are a cursory source code, and not many people

JavaScript-BOM (browser object model), interval and pauseBOM (Browser object model): allows you to access and operate windows in the browser.1. Basic BOM system:Window ------------ document -------------------------------------------- anchors|--

Summary of jQuery's simple implementation method for getting objects, and jquery's summary of getting objects Monitors a container and pops up when the user clicks The Code is as follows: $ (Function () {$ ("Element"). click {function () {alert

Copy and paste operations for javascript instances This article describes how to copy and paste javascript. Share it with you for your reference. The specific implementation method is as follows: Copy codeThe Code is as follows: I hope this article

The Xml field in the SQL for Javascript read operations, sqlxml In a project, we need to put the information table in the Xml field in the database on the page, if you use SQL for operations, read. In this case, it would be too complicated, so I