1.
var name = "The window";
var object = {
name: ' My object ',
getname:function () {return
this.name;
}
};
The GetName () method here simply returns the THIS.name value. Here are several calls to Object.getname ()Ways as well as the
Look at the beauty of programming: The program, though difficult to write, is wonderful. To write a program well, you need to write some basic knowledge, including programming language, data structure and algorithm. The program writes well, needs
A dynamic script
When the demand of the website becomes bigger, the demand of the script becomes larger, and we have to introduce too many JS scripts to reduce the performance of the whole station.So there is the concept of dynamic script, in the
1, first we need to know the variable scope chain
The scope of a variable is divided into two types: global variables and local variables. A variable defined in any function is a global variable, and a variable defined in a function is a local
There are two ways to create an instance of an object. The first is to use the new operator followed by the object constructor, as follows:
Copy Code code as follows:
var person = new Object ();
Person.name = "ZXJ";
Person.age =
In order to achieve smooth degradation, backward compatibility, the idea of separation of marks, the first thing to do each time you write JS code should be the necessary testing and inspection work:In the JS file first add the following code to
School one months, has many dreams of the written test data structure algorithm, I have more fear of data structure than any "ghosts and goblins." Oh, it seems really necessary to review the commonly used data structure, lest "nightmare" come true.
Today we have a comparison of the efficiency of the different array methods on chrome, and the results are as follows:
The code is as follows:
var ret;
var o = [1,2,3];
var tostr = {}.tostring;
var array = {};
array["[Object Array]"]
/****************************************************************//* Name: datalength//* function: Calculate the length of the data//* entry parameters: FData: Need Calculated data//* exit Parameters: Returns the length of the Fdata (Unicode length
The more things that JavaScript can do, with the problem is the increase in the number of JS code, in the face of the code, I chose The imitation of the class instantiation of the constructor in the form of automatic start, all the JS code, in a
This article illustrates the way JavaScript implements a simple image flip. Share to everyone for your reference. Specifically as follows:
Here we take two named Smirk1.jpg and smirk2.jpg images of the same sizeThen run the following code, you can
The code is really simple, there's no more nonsense here
mine-javascript Mine sweeper Primary Intermediate Advanced
The above is the entire contents of this article, I hope you can enjoy.
This article illustrates the way that JavaScript implements code-passing parameters to settimeout. Share to everyone for your reference. The specific analysis is as follows:
The SetTimeout function is the most critical function for implementing
This article illustrates the way JavaScript implements the Rainbow text effect. Share to everyone for your reference. as follows:
rainbow text
The wants this article to help you with your JavaScript programming.
JavaScript implements beautiful drag layers, Windows drag effects
window Drag (change size/minimize/maximize/restore/close) this is a window that can be dragged ① windows can be dragged; ② windows can be resized
This article illustrates the way JavaScript gets Web pages to support the form character set. Share to everyone for your reference. Specifically as follows:
JavaScript get web Page The character set of the form can be obtained by the Acceptcharset
In this paper, the window.open usage in JavaScript is analyzed in detail. Share to everyone for your reference. Specifically as follows:
Copy Code code as follows:
Parameter explanation:
JS script started;window.open the
To share the following is the backtracking method eight queen, with detailed annotation, here is not much nonsense.
function Nqueens {if (Order
The above is the entire content of this article, I hope you can enjoy.
This article illustrates the problem-solving method of JavaScript Hanoi Tower. Share to everyone for your reference. The implementation methods are as follows:
I hope this article will help you with your JavaScript programming.
This article illustrates how JavaScript implements the mouse drag to change the size of the layer. Share to everyone for your reference. The implementation method is as follows:
Drag to change the size of the layer Please drag
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