Factory mode is a more common design pattern in software engineering. This pattern abstracts the process of creating concrete objects.
Code on:
function Createhuman (name,sex) {
var obj = new Object ();
Obj.name = name;
Obj.sex = sex;
Obj.say =
The method that implements the inner page of the IFRAME to invoke the custom function of the IFRAME-owned parent window directly.
For example, there is a window, a inside an iframe. B,b inside the load is the C page, then c to directly call a inside
Sometimes you need to get the size of the picture, which needs to be done after the picture is loaded. There are three ways to achieve it, as described below. First, the Load eventimg-load eventloading... Test, all browsers display "loaded", which
Javascript| Tutorial 2. How to add a button to the menu bar
There are several ways to run JavaScript macros. The first approach is to link the button of the toolbar to the macro and add the button to the HoTMetaL user interface, as we've already
Javascript| Tips
Tenth episode JavaScript Basics (2)
Ii. How to implement Javescript
NETSCAPE2.0BETA3 version above, you can perform the functions of JavaScript. We have tested at least beta3 version of the above can. So far, except for Netscape,
Javascript| Tips
The following is the result of our production of the source program of the lantern effect
here goes your cool P age! In this program we use the same function (or part) settimeout (...)
JavaScript was invented by Netscape; syntax is very similar to Java; but note that Java and JavaScript have nothing to do with it.
There are many built-in objects in JavaScript that do not require user creation;
Tips for using HTML:
(1) If you want
Web page
Can only be a limited number of thingsEnter to move the cursor to the next input boxCan only be Chinese Shielding Input Method can only input English and digital Can only be digital Can only display, cannot modify Can only be a number to
JS code is very concise, but the implementation of all the tree menu should have the function, installation and use is very simple, especially from the database to restore a tree becomes very easy. Download the package with some of the most common
Examples of common exception errors are as follows:Name Error nameNumber errorDescription descriptionMessage error messages Common exceptionsEvalerrorRangeerrorReferenceerrorSyntaxErrorTypeErrorUrierror Code: exception Handling in
In many language learning, "event" is a relatively difficult to understand, but it is a very important concept. The same is true of event handling in JavaScript, which results from an AJAX drag because of event handling. This article discusses the
DOM Traversal
It is useful to look up elements based on IDs, element types, and class names, but what if you want to find elements based on where they are located in the DOM tree? In other words, you have a given element, and you want to find its
Object
Using the browser's internal object system enables you to interact with HTML documents. Its role is to package the relevant elements, provided to the program designers to use, thereby reducing the labor of programmers, improve the ability to
Object
A large number of high-resolution images can indeed make a Web site radiant. But the same can also cause the site access speed drop-the picture is a file, the file will occupy bandwidth, and bandwidth directly related to the access wait time.
The first part of this series introduces the basics of JavaScript modules and today describes how to use modules in a standardized way.
(up to the above)
Specification of Modules
First think about why the module is important?
Because of the
Sometimes you need to get the size of the picture, which needs to be done after the picture is loaded. There are three ways to achieve it, as described below.
First, the Load event
img-load event
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