JavaScript gets the original size of the picture

Page of the IMG element, want to get its original size, take the width as an example may be the first thought is width, as follows The Getwh method used here is mentioned in the previous article. The width you get is the same as the original size

JavaScript Instance tutorial OLE Automation (6)

javascript| Tutorial Using OLE Automation in JavaScript 6. How to improve the performance of the script program Since we are dealing with heavy object models (such as Word.Application) and application instances, it is important to note that the

JavaScript Instance Tutorial (20) using HoTMetaL (2)

add

javascript| Tutorial Using JavaScript in HoTMetaL 2. How to add a button to the menu barThere 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

JavaScript Instance Tutorial (19) using HoTMetaL (1)

javascript| Tutorial HoTMetaL PRO 6.0 is a powerful and easy-to-use Web site editing and publishing tool. In this tutorial, we use JavaScript in HoTMetaL. In HoTMetaL, JavaScript support is based on HoTMetaL to provide you with a wealth of resources

The difference between a function declaration and a function expression in JavaScript

The function declaration in JS refers to the following form: function functionname () { } This way to declare a function, and a function expression is like an expression to declare a function, such as: var functionname = function () {

Three ways for JavaScript to remove spaces

Method One: The best way. Using regular expressions, this is the core principle.Second, this method uses the prototype properties of JavaScript In fact, you do not use this property can be implemented using the function. But this is easier to

JavaScript implementation TEXTAREA typewriter effect hint

Very good prompt input content, dynamic hints, give people intimacy

Some problems with JavaScript interacting with ActionScript 3.0

These two days when doing JavaScript PHPRPC 3.0 clients based on FLASH9 (ActionScript 3.0) encountered some of the problems of JavaScript interacting with ActionScript 3.0, which basically didn't find answers online, Finally through a constant

How JavaScript disables the fallback key [backspace key] browsing history jump

In doing the company's CMS when some of the problems of JS, which is in the page is not in the input box in the Back button [backspace key] When the page will jump to the previous page, but the previous page load failed, said the session has expired,

JavaScript Object-oriented programming second, talk about objects.

JavaScript is an object-based programming language. From window to document, from method to class, object to array are objects. Looking at the JSON (JavaScript Object notation) object, JSON is a data Interchange Format object commonly used in

SetTimeout and SetInterval hibernation problems in JavaScript

Front yard farmers in the project, there must be no small need to achieve the effect of the carousel. But there are special needs, such as: You need to do the first container content after the carousel is scrolled, the second container is rolled

Share practical experience with JavaScript newcomers

Do a little bit of performance improvement for JavaScript! This article lists 24 suggestions to make your code writing process easier and more efficient. Maybe you're a JavaScript beginner, just finishing up your Hello world, and there's a lot of

Using Sourcemap to quickly locate problems in JavaScript

min

Everyone has had the experience of using-min.js development, but such scripting debugging is a pain in the neck. If used as a compressed version of the line before going to compression, sourcemap the emergence of a perfect solution to this problem.

Web Foreground Technology Learning Summary (3)-Portable full-station JavaScript deployment

The question of the proposed When I first started a project a year ago, I was just getting started with the front desk technology, using jquery to write a little bit of interaction is still not a big problem, but to all of these effects clean, neat

JavaScript windows and input and output

JavaScript is an object-based scripting language, and its input and output is done through objects. Where the input can be done through a Window object, and the output can be achieved by means of a Document object. One, window and input and output

Event-driven and event-handling for JavaScript

1. Basic Concepts JavaScript is an object-based (object-based) language. This differs from Java in that Java is an object-oriented language. And based on the basic characteristics of the object is the use of event-driven (Event-driven). It is in

Limit the number of text bytes in JavaScript code

Do the project when you write a section of JS to everyone. On the text limit the number of words, in the actual development often used; The main problem in the Chinese language, the following code to solve the problem of the limit of bytes of the

Objects in JavaScript

The JavaScript language is object-based (object-based) rather than object-oriented (object-oriented). It is said to be an object-based language, mainly because it does not provide many features such as abstraction, inheritance, overloading, and so

JavaScript Object-Oriented programming (3) object

1. The object Object is one of the basic concepts of object-oriented programming, just look at the name and know it. In our familiar object-oriented language, such as Java or C + +, there are similar object definition methods. For example, we want

JavaScript verifies the entire form

Unlike domain-level validation (field-level validation), a form-level validation check (form-level validation) analyzes the consistency of a group (or all) of values on the entire form as a whole. A form-level validation check typically occurs

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