Verlet-JS: A cool open-source JavaScript physical Engine

Verlet-JS is a physical engine written in JavaScript., Supports particle systems, distance constraints, angle constraints, etc,With verlet-JS, You can implement some very cool and physical effects in applications, such as collision, rolling, sliding,

Analyze JavaScript value passing

We all know that JavaScript contains basic and reference type values. I will share the applications of these two types in variable interaction. I have practiced and encountered problems ~~~~ 1. Value of the value assignment variable: [1]Basic

JavaScript Object Type

JavaScript does not have the concept of a class and works in the form of a function simulation class.Function base (){// Define attributesThis. ID = "123456 ";This. Name = "James "; // Define the MethodThis. Show = function show (){Console. Log

Javascript drawing function library jsgraphics

Http://www.walterzorn.com/jsgraphics/jsgraphics_e.htm#docu Example: Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/--> 1 Html > Head > 2 3 Script Type = "Text/JavaScript" SRC =

Obtain the Javascript variable type

Compared with the general OO language, JavaScript lacks a built-in function (such as the GetType of C #) to obtain the object class name ). The built-in typeof function in Javascript only returns one "object" when judging arrays and objects. Of

How to debugging Javascript in IE

1. First open the script debugging in the advanced options of IE.     2. Before enabling these options, the View menu of IE is like this. The external script debugger menu item appears.   3. After pressing the Open menu, you can select

[The first glimpse of the Javascript mystery event bubbles] The bubbles we have taken together in those years [the first glimpse of the Javascript mystery event bubbles] The bubbles we have taken together in those years

Original http://www.cnblogs.com/yexiaochai/archive/2013/04/23/3037064.html[A glimpse of the events of JavaScript's mysteries bubble] preface to the bubbles that we have taken together in those years If I say this is another interview, I don't know

Test and track JavaScript with jsunit

I recently read the basic Ajax tutorial and learned how to use jsunit to test and track JavaScript. I. Use jsunit to test JavaScript, 1, ready for jsunit, can be from http://sourceforge.net/projects/jsunit/Download the jsunit package and decompress

One of JavaScript learning: which method is used to define classes or objects?

There are multiple methods to define classes or objects in javascript: Create a car as an instance. VaR ocar = new object;Ocar. color = "red ";Ocar. Doors = 4;Ocar. mpg = 23;Ocar. showcolor = function (){Alert (this. Color );} Factory construction,

Unlimited level tree implemented by Treeview (background) and JavaScript (foreground)

There is such a table in the database (common region selection will also be similar structure), mainly including ID, name, parentid, In order to achieve the effect of an infinite Layer tree, how can we present such a tree? The preceding and

Use JavaScript to move rows up and down

Http://sunxboy.javaeye.com/blog/191652    Use JavaScript to move up and down rows Keyword: Row MovementHTML code table test 1 11 move up move down 2 22 move up move down 3 33

Javascript type judgment

Today I saw a blog by situ, which is a deep copy of JavaScript. It involves a method for determining the type. The analysis is as follows:   Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->VaR is =

Javascript string substring/substr/slice

The two parameters of substring cannot be non-positive integers at the same time: when the two parameters are both positive integers, the return value of the string substring will be a string between the two parameters (including the values at the

Google's JavaScript compression tools are several of the best JavaScript compression obfuscation tools

Today's web projects are always inseparable from a large number of JavaScript files, and the size of JS files is getting bigger and bigger, which also increasingly affects the page's perceived performance (perceived performance ). Therefore, we will

Add, modify, and delete JavaScript cookies

Basic understanding of cookiesUse cookiesWe already know that there is a cookie attribute in the Document Object. But what is Cookie? "Some websites store some information on your hard disk with small text files, which are called cookies ." -- MSIE

VBScript/JavaScript and COM Data Transmission

Normal 0 7.8 磅 0 2 false false false MicrosoftInternetExplorer4 We often encounter multiple parameters defined in the script packaged into an array, and then

Interaction between a javascript subwindow and a parent window

This article is reproduced in: http://blog.csdn.net/fenglibing/archive/2007/09/11/1781243.aspx 1,Pass a value to the parent window from the Child WindowIf the parent page has a controlled ID choosedprovider, you can pass the value to the parent

Use JavaScript to obtain the clientid of the. Net Control.

We can use a run query ID or runs ID to serach the unanalyzed results for Automation Runs. Groupname = "W" Checked = "true" onclick = "show ()"/> Onclick = "show ()"/>

Computers and IE do not support JavaScript solutions.

If your computer and IE cannot run JavaScript code, and the setting tool --> inerter option --> security cannot be used after Javascript is enabled, you can try the following methods. Create an ierepar.txt file, copy the following content, and

How to add option [zz] To opener forms through opened forms in Javascript

Http://www.cnblogs.com/tonyqus/archive/2005/05/18/158357.html If we want to dynamically add an option using JavaScript in a common form, we will write: document. form1.list1. options [0] = New Option ("A1", "A1 "); Suppose there is a form named

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