JavaScript

One, JavaScript lazy function    FUNCTIONCREATEXHR () {var xhr = null;try{//firefox,opera 8.0+,safari,ie7+xhr =  new xmlhttprequest ();} catch (E) {//internet explorertry{xhr = new activexobject ("msxml2.xmlhttp");} catch (E)

JavaScript Core Base syntax:1. What is JavaScript?We know that the Web page consists of three parts: structure, form and behavior, and the structure is made up of standard XHTML, formal and standard CSS, then the behavior is represented by

ThoughtWorks The Women's Excellence Laboratory, which was officially launched by the company in Western Mail, has been developed for a few months, and it is planned to carry out front-end training for all genders in the West post summer.Specific

Finite state machines (finite-state machine) are a very useful model for simulating most things in the world.Simply put, it has three characteristics: * The total number of States (state) is limited.* Any moment, only in one state.* Under

xCatalog [1] Logic not [2] logic with [3] logic or previous wordsLogical operators perform Boolean operations on operands and are often used in conjunction with relational operators. Logical operators combine multiple relational expressions to form

1. Introduce the basic data type of JSUndefined,Null,Boolean,number,StringWhat are the built-in objects for 2.js? Data encapsulation Class object: Object, Array, Boolean, number, and StringOther objects: Function, Arguments, Math, Date, REGEXP,

One, JavaScript exception capture1. Exception: An error occurred while the JavaScript engine was executing JavaScript code, causing the program to stop running2. Exception throws: When an exception is generated and an error message is generated for

The right-hand 0-bit in Javascript can be used to quickly remove decimals and define the displacement operation: The right-shift operation is to move the operand of a bits to the right by the number of bits specified to move it, move out the

Analysis of jQuery plug-in cxSelect multi-level linkage drop-down menu instance, jquerycxselect With the popularity of e-commerce, the multi-level linkage drop-down menu is more fully reflected, the most obvious is the multi-level linkage drop-down

JQuery supports sorting Unordered Lists (with demo source code download) and jquerydemo This example describes how jQuery can sort Unordered Lists. We will share this with you for your reference. The details are as follows: The principle of using

Use JS to achieve carousel image effects (2). js On the basis of the Code (1) for implementing image carousel effect using JS in the previous article, the response event of the left and right arrows is added, and the left and right arrows can be

Arguments object in Javascript, javascriptarguments In js, everything is an object, and even a function is an object. A function name is actually a variable that references a function definition object. 1. What is arguments? The arguments in this

Code for seamless drag across containers implemented by jQuery This article describes the seamless drag across containers implemented by jQuery. We will share this with you for your reference. The details are as follows: New Web Project

Simple implementation of provincial/municipal selection (based on zepto. js), provincial/municipal zepto. js The effect is as follows: select province select city // Test data var _ json = [{"areas": [{"name": "Dongcheng District" },{

Introduction to Bootstrap carousel plug-in and bootstrap carousel plug-in This article provides a detailed example of the Bootstrap carousel plug-in for your reference. The details are as follows: You can use the Bootstrap carousel plug-in to add a

Article 5 Bootstrap typographical, Article 5 bootstrap You can use bootstrap's typographical features to create titles, paragraphs, lists, and other inline elements. Title:Bootstrap defines six title styles from the h1-h6. Inline Subtitle: To add a

JS Implementation of the Chinese string UTF-8 Base64 encoding method (make it the same as Java coding), utf-8base64 This example describes how to use JavaScript to encode Chinese strings with UTF-8 in base64. We will share this with you for your

Summary of methods to randomly disrupt arrays in JS, and summary of js disruption This example summarizes the methods for randomly disrupting arrays in JS. We will share this with you for your reference. The details are as follows: In JS, there are

Javascript implements uninterrupted image scrolling code, while javascript continuously A really good piece of Results code. You can scroll up, down, and down to favorites !! rolling test The above is all about the

Analysis of Javascript closures and functions, and javascript curialization Closures and curialization are common and advanced techniques used by JavaScript. All functional programming languages support these two concepts. Therefore, we want to give