JavaScript

Before using JavaScript mainly to deal with the regular numbers, strings, array objects and other data, basically did not try to use JavaScript to deal with binary data blocks, recent projects involved in this aspect, took a period of time to learn

1.html:test getquerystring2.html:javascript get URL parameters and script tag to get URLs parameters Js1.js: /*http://css.dusystem.com/example/index.htmlwindow.location.protocol = "http:" Window.location.host = " css.dusystem.com "window.location.

Table of Contents [1] reference [2] attribute [3] Property [4] Method encoding method eval () number method in front of the wordsThe Window object is the ultimate backstop object of JavaScript in a Web browser, at the very end of the scope, and is

A brief introduction to JavaScript's constructor:Constructor can return an object's reference to the constructor that created it, for example:var arr=[1,2,3];console.log (arr.constructor===array);The output value in the above code is true, which

Code highlighting is useful, especially if you need to display your own code in a website or blog, or when you want to see or debug a syntax error for someone else. We can highlight the code so that the reader can easily read the code block and

JavaScript uses two logical non-operators (!!) Reasons for:About the use of logical non-operators it's easy to say, if you don't know the logical operators section of JavaScript .In some code it may be noted that some places use two logical

JavaScript inheritance is a bad topic, I'll just talk about it.First, the replication inheritance of JavaScriptThe inheritance of JavaScript has replication inheritance and prototype inheritance, not too much for replication inheritance, and cannot

Closures (closure) are a difficult and unique feature of the JavaScript language, and many advanced applications rely on closures.Here is my study note, which should be useful for JavaScript beginners.The scope of a variableTo understand closures,

Table of Contents [1] variable variable attribute variable named variable declaration variable assignment [2] Identifier identifier named identifier resolution variableThe variable is literally a variable amount; from a programmatic standpoint, a

Implement the floating advertisement effect in the lower right corner Based on javascript and the floating advertisement in javascript The example in this article shows how to implement floating advertisement in the lower right corner Based on

In-depth analysis of JavaScript series (13): This? Yes, this !, Javascriptyes Preface In this article, we will discuss more details directly related to the execution context. The topic of the discussion is the this keyword. Practice has proved that

15 most popular code syntax highlighting tools in 2016, beautifying your code, and highlighting in 2016 Preface: Code highlighting is useful, especially when you need to display your own code on a website or blog, or when you want to view or debug

Css sets the element Transparency Code instance and css element transparency instance. Sample Code for setting element transparency in css:This topic describes how to set the transparency of an element. Currently, many effects are available. The

JQuery automatically completes plug-in completer with source code download, jquerycompleter When entering the form, if you want to enter a mailbox or the like, you only need to enter the front-end of the mailbox name, then the content after @ will

Javascript is based on three main characteristics of objects (encapsulation, inheritance, polymorphism) and javascript polymorphism. Javascript is based on the three features of objects and the three features of C ++ and Java object-oriented, which

Angularjs creates a pop-up box to achieve the drag effect, angularjs drag This article introduces the Code related to creating a pop-up box for angularjs to implement the drag effect. In the project, you need to use the pop-up box in

Summary of common CSS abbreviations and css abbreviations Using abbreviations can help reduce the size of your CSS file and make it easier to read. The main rules for css abbreviations are as follows:Color The hexadecimal color value. If the two

How to display webpage text in the original format and implement webpage text How to display webpage text in the original format:Sometimes we need to display the text in the webpage in a simple original format, such as spaces and line breaks, but

CSS 3 implements page reversal, and CSS3 implements reverse Page reversal effects implemented by CSS3:The page reversal effect is not very common in practical applications, but it is not none. Let's share the effect implemented by CSS3 in the

In-depth description of typeof and instanceof in JavaScript Understanding prototype A prototype is an object that can be used to inherit attributes. Any object can be inherited. All objects have a prototype by default. Because the prototype itself