JavaScript

COM interface programming with JavaScript to invoke Microsoft Agent in HTML documents Try the following code to see what the effect is: new Page 2

Objects in JavaScript are composed of two basic elements of a property and method. The former is an object that implements the loading unit of the information in the process of carrying out its required behavior, which is associated with the

1 createelement (Element)Creates a new element node with the specified label name, and the return value is a reference pointer to the new element node.EG) var para = document.createelement ("P");Document.body.appendChild (para); 2 createTextNode

Basic Knowledge Review: Dom is the Document Object model, the DOM is actually processing HTML as an XML file, looking at the HTML with the object's eye, which can be said to be the most useful invention of the web after HTML. Some Review of XML

Example of splitting a string using the Split function in javascript: The code is as follows Copy Code Here is a specific description of the function: Split method Splits a string into a substring and

Copy Code code as follows: Function dateutil () {}/*** feature: Format time * Example: Dateutil.format ("Yyyy/mm/dd", "thu nov 9 20:30:37  UTC+0800 2006  "); * return: 2006/11/09*/dateutil.format=function (fmtcode,date) {   

1. Implement classes with JavaScript JAVASCRITPT does not have a dedicated mechanism to implement classes, here is the use of its functions to allow nested mechanisms to implement the class. A function can contain variables, and can contain other

Because most of the project JAVASCRIPT,CSS client work is another colleague in charge, the colleague and special busy can not be reconstructed, the boss also just make suggestions did not immediately implement refactoring. But I've also changed a

This tutorial for you to share the fly bird small game production process, for your reference, the specific content as follows 1. Analyze page structure, clarify requirements and functions The game has three interfaces, namely the start interface,

DefinedAdapter Mode (Adapter) is the transformation of an interface (a method or a property) of a Class (object) into another interface (method or property) that the customer wishes, and the adapter pattern makes it possible for those classes

Introduction to the linked list A linked list is a common data structure and a linear table, but does not store data in a linear order. Instead, a pointer to the next node is stored in each node. Can look at the picture to understand. (C language

We know that the interaction between JavaScript and HTML is done through events. 　Events were first seen in IE3 and Netscape Navigator 2, as a means of sharing server computing load. In layman's sense, an event is an operation performed by a user or

The sample code is as follows: [Ctrl + A All SELECT Note: If the need to introduce external JS need to refresh to perform] It replaces only the first letter. But if you add regular expressions, the results are different!

Rest parameters In general, we need to create a function with variable parameters, which means that a function can accept any number of arguments. For example, String.prototype.concat can accept any number of strings as arguments. Using the Rest

1.Date Properties (1): The function reference of the object established by constructor Prototype attributes and methods that can be added to an object Method (43): Getday () returns the day ordinal of a week (0-6) GetYear () returns the year. 2000

Data type There are 5 simple data types (also known as basic data types) in javascript: Undefined, Null, Boolean, number, and string. There are also 1 kinds of complex data types--object,object are essentially composed of a set of unordered

In object-oriented programming languages, we are very familiar with the This keyword. For example, C + +, C # and Java provide this keyword, although at the beginning of learning to feel more difficult, but as long as the understanding, it is very

JavaScript Cookies Cookie object: A cookie is a user data information (cookie data) that is stored as a file in a cookie folder on the client's hard disk. The cookie file is established by the Web site visited to hold the session data between the

Look at a piece of code first1 2 3 4 5 document 6 7 8 9 21 22 This code shows a bit of the difference between A for loop traversal array and a for-in loop through an array:　　The standard for-loop i is the number type, which

Vue data-driven Simulation Implementation 4. vue Data Simulation I. Preface In "Data Driven by simulation Vue 3", we have extended a $ set method for each object to add attributes, so that we can listen to new attributes. Of course, arrays are also