JavaScript

You may find that there is a sentence in the code written by someone else: var = this; What does that mean?In JavaScript, this represents the current object.var that=this is a copy of the current this object into that variable. What is the point of

Original reference, http://www.cnblogs.com/TomXu/archive/2012/02/10/2342098.htmlUncle Tom's Blog in-depth understanding of the JavaScript series is really our guiding beacon to learn JavaScript, http://www.cnblogs.com/TomXu/archive/2011/12/15/2288411

The height of the jquery () and the height of the JavaScript summary, JS get screen HeightsIn JavaScript and jquery, there are various heights of writing, here, we focus on the window, document and other high understanding. (width and height are

With regard to the call method in JavaScript, there is always no detailed information on the web. To summarize the online view, call has two magical properties:1: Inheritance. (Not too fond of this way of inheriting.) )2: Modify the This pointer

Three ways JavaScript determines whether a picture is loadedSometimes you need to get the size of the picture, which needs to be done after the picture is loaded. There are three ways to achieve this, as described below.First, the Load event

The callback function refers to a function that is automatically recalled by the caller when the caller finishes processing.is typically passed through function pointers/references in the Class C language.jquery also provides a similar mechanism for

When we learn JavaScript, or any other coding skill, we tend to be deterred by these stumbling block: Some concepts can be confusing, especially if you're transferring from another language. Can't find the time (sometimes the motivation)

Js converts timestamp to date format// Simple code var date = new Date (timestamp); // get a time object Note: if it is a uinx timestamp, remember to multiply it by 1000. For example, the timestamp obtained by the php function time () must be

2. HTML table, 2.html table 1. Table Code: // definition table // defines the row // defines the column // define the title Data cells can contain text, images, lists, paragraphs, forms, horizontal lines, tables, and so on. 2. If the

Javascript sends SMS verification code, and javascript sends SMS This article first analyzes the principle of sending a verification code by mobile phone, and then implements the text message Verification Code sent by javascript. The specific ideas

Jquery principles and learning skills, jquery principles and skills Everyone must be familiar with JQuery. Currently, many web projects, in the implementation process, take into account the compatibility of native JS APIs of various browsers, mostly

JavaScript Design Pattern Item 1-Polymorphism The actual meaning of polymorphism is: the same operation acts on different objects and can produce different interpretations and different execution results. In other words, when sending the same

JavaScript -- Item28 garbage collection mechanism and memory management that you don't know1. Garbage collection mechanism-GC Javascript has an automatic Garbage collection mechanism (GC: Garbage Collecation), that is, the execution environment is

Line-height: 150% and line-height: 1.5 difference, line-height150 %Line-height: 150% and line-height: 1.5   "%": The distance that inherits the parent element;"No unit": it is the distance of the child element to calculate the respective rows. For

Jquery implements a simple mobile verification form and jquery Verification Form Verify that the red submit button is displayed BindBlur: function () {// jquery multilevel verification form var n =n ('# item_name'); var p =$ ('# price '); var r = $ (

JQuery + CSS3 fold the card drop-down list box to achieve the effect, jquerycss3 The special effects of the jQuery drop-down list box make each item in the list as a card style. Opening and closing the item has the feeling of opening and closing the

Jquery timeline effects (three different types), jquery Jquery has three different types of timeline switches to display the magic light effects. First, we will show you how to download the source code. View results source code download File

Cross-Origin data transmission implemented by window. name in javascript cross-origin summary, It's really easy to use. The specific implementation method is recorded as follows: There are three pages: A.com/app.html:application

JS implements the browser status bar display time, js implements the browser Status Bar This article describes how to display the Time of the browser status bar in JavaScript. We will share this with you for your reference. The details are as

JS implements code for double-click screen scrolling, js double-click scrolling code This example describes how to implement double-click screen scrolling by JS. We will share this with you for your reference. The details are as follows: This