JavaScript implementation page Dynamic title (page title above the browser)

On the Internet to search for the implementation of dynamic title method. The main search is Document.title, which represents the title of the page. Test code: Another is the dynamic function, the use of the function is settimeout. This function

Script merge promote JavaScript performance sample

  Script merging can improve JavaScript performance effectively, and here's a good example, you can refer to the following Page rendering is blocked for each

JavaScript Displays the date and time code

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The parsing execution order of JavaScript is different in each browser

The  javascript is an interpreted language, and its execution is top-down. Because each browser has a different understanding of it, so we need to understand the order of the JS implementation of the sequence Introduction JavaScript is an

A simple example of a JavaScript mock enumeration

  This article is mainly on the JavaScript simulation enumeration of simple examples of the introduction, the need for friends can come to the reference, I hope to help you. As follows, we define the enumeration of week: code below: if (typeof

JavaScript simple implementation of namespace effects

This article mainly introduces the JavaScript simple method to realize the namespace effect. Need friends can come to the reference, I hope to help you JavaScript native does not support namespaces and needs to be implemented in a workaround.

Probe into the event agent in JavaScript

  This article only plays a role in giving you an idea of how the event agent works, and that the live and delegate implementations in jquery are much more complex Events are always one of the most powerful objects in JavaScript. JavaScript

Array object in JavaScript for details

  This article mainly introduces the array object in JavaScript, which can be referenced by friends in the following First, the definition of the array and the initialization method: var myarray = new Array (1,3.1415, "Love"); Notice here that the

JavaScript implements mouse drag element instance code

  This article mainly introduces the JavaScript implementation mouse Drag element instance code, need friends can refer to the following First, preface The goal of the mouse drag element is to drag a lot of small dots on a page, for fixed

A brief discussion on the attribute list of JavaScript events

This article is a brief introduction to the JavaScript event attribute list, very detailed, recommended to the same needs of the small partners. One of the new features of HTML 4.0 is the ability to cause HTML events to trigger behavior in the

JavaScript gets the method of the element value in the IFRAME page

  This article is mainly on the JavaScript to obtain an IFRAME in the page elements of the value of the method is introduced, need friends can come to the reference, I hope to help you. ie method: document.frames[' MyFrame

JavaScript back to the top effect of the implementation code

This article is mainly to the JavaScript back to the top effect of the implementation code is introduced, need friends can come to the reference, I hope to help youThe code is as follows://speed scrolling speed time interval function gototop

How to speed up the JavaScript of IE

  We know that JavaScript executes scripts from inside to outside at run time, so the global object farthest from our script is likely to be accessed across several layers of scope. However, in IE, from the most to the outermost layer of time to

Deep understanding of JavaScript constructors and prototype objects

Common types of object creation patterns Create using the New keywordThe most basic way to create an object is to say the same as most other languages: no object, you new one! 1 2 3 4 5 6 var GF = new Object (); = "Tangwei";

JavaScript to determine whether a function is a native code

I always encounter situations where it is necessary to check whether a function is native--a very important part of the functional test: The function is supported by the browser, or is modeled by a Third-party class library. The easiest way to

On the classification of JavaScript framework

1th Kind A namespace-oriented class library or framework appears. such as creating an array with the new array (), generating an object with the new objects (), the full Java style, so that we can at the root of an object, and constantly add object

Another talk on JavaScript prototype inheritance

In the real sense, JavaScript is not an object-oriented language, does not provide a traditional way of inheritance, but it provides a way of prototype inheritance, using the prototype properties provided by itself to achieve inheritance. Prototype

A JavaScript instance that detects form data

A JavaScript instance that detects form data, very simple, very practical, interested friends can see 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26-27--28 29---30 31--32 33 34 35 36 37 38-39 40 41 42 45 46 47 48 49

JavaScript date formatting sample

  This article mainly introduces the JavaScript date format example, the need for friends can refer to the following Code as follows:/** * format date * @param {Object} MS represents the number of milliseconds between a specified date and the

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