JavaScript

In JS development, timers are often used, especially for animation effects and games. To make the animation run smoothly, we often use a high update rate, such as 60fps. Since the interval between each frame is very short, it is hard to see the

Original article: fixed the window. Resize bug in IE6 IE7. Address: http://www.cnblogs.com/rubylouvre/archive/2010/04/15/1712279.html Directly use JavaScript to operate window. Resize. As an old system, add Jquery is a waste of work, so you need

Getattribute () method ● A document is a node tree. ● Nodes are divided into different types: Element nodes, attribute nodes, and text nodes. ● The getelementbyid () method returns an object that corresponds to a specific element node in the

In JavaScript, mathematical methods can be divided into the following types: constans (constants), power functions (multiplication functions), trigonometic funtic (trigonometric functions), and rounding functions (rounding functions) and random

How to obtain predefined Table What about the row number and column number? Easy to understand Table The usage of several attribute values. Table The total number of rows can be marked by Tr " Yes, Table The number of Columns cannot be

Original post address: http://www.cnblogs.com/cathsfz/archive/2011/05/29/2062382.html It is easy to listen to users' keyboard input in Javascript, but once a user uses the input method, the problem becomes complicated. How should I trigger a

Over the weekend, I continued to share my favorite JavaScript games on my blog with my friends in the garden. I hope I can bring you some easy things after work. No nonsense. If you like it, you can watch and play it. If you hate it, you don't need

Today, I browsed a piece of video news on Sina. I wanted to download the video file and read the source code of the webpage before I found that the JS script code in it was garbled, originally, the JS script of Sina video news was encrypted. Later,

Due to security considerations, JavaScript is restricted by cross-origin access capabilities. But sometimes we want to do some reasonable cross-origin access things, what should we do? There are two types of situations: 1. Access pages between

How to use JavaScript to obtain the text box In the drop-down box, the corresponding values of a single sequence or assign them? Xuanyuan tiger was released at: 2007-10-22 Code Code highlighting produced by Actipro CodeHighlighter

Generally, when writing a blog or website, we need to make some effects on the illustrations, such as adding shadows, rounded corners, and reflecting images. These effects can generally be implemented in three ways. One is to use PS to modify the

In the past two days, I made an image scroll effect and shared it with you. The effect is very simple, but this is my first time using the JS Library (prototype1.6 ). Although the size of the referenced prototype file far exceeds the size of the

Dataannotations. validationattribute provides the following typesStringlength, required, regularexpression, range, and datatype enable clientvalidation (HTML. enableclientvalidation), you can see that the output JS only contains the above types of

Ecmascript has five basic data types: undefined, null, Boolean, number, string, and a complex type of object. 1. undefined The undefined type has only one value, that is, the special undefined 2. null The null type has only one value, that is, a

The topic of this chapter is inheritance, which is divided into the upper and lower sections. It mainly introduces the call and apply methods, and introduces several inheritance implementation methods. When introducing inheritance, call and apply

The subject of this chapter is inheritance. In JavaScript, implementation inheritance is much more complex than other facial object languages. It mainly uses prototype inheritance. The following describes several common inheritance methods. 1.

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Each JavaScript Object contains an internal reference to a prototype object. Any attribute of the prototype object is represented as the attribute of each method with its prototype. That is to say, JavaScript objects can inherit attributes from

In this chapter, I have a form and code that checks user input and prints the user input. Next I will focus on the code for Text Detection.  Form instance This is the strength of a form. Here is a small problem: Because my server does not support it

Document directory Assume that you write Compatibility in traditional mode It always happens Use Turn it off Currenttarget Microsoft Models In the first chapter, I mentioned a problem that may not seem so understandable for the first time: