JavaScript

String processing1. Connection string:1) connector +:2) Connection Assignment + =:3) Connection letter concat ()2. find sub-string position indexOf()1) whether a given string exists in the specified string ( first occurrence )2) Usage str.indexof

Source code Download: http://download.csdn.net/detail/u011043843/7510425Did you see the focus of the German and Portuguese battles last night? Beijing Time in the early hours of the game. Cristiano Ronaldo led the Portuguese 0-4 Germany was

Chapter III:One, DOM:Document (documentation)Object: User-defined object, built-in object, host object.Model (models)Two, node:ELEMENT nodes: such as: Text nodes: Text nodes are always included inside the element node.Attribute node: Because the

var Stamp;Stamp = new Date ();var num = 7-stamp.getday () +1;Stamp.setdate (stamp.getdate () + num);var year = Stamp.getfullyear (); Get the full year (4-bit, 1970-????)var month = Stamp.getmonth () +1; Get the current month (0-11, 0 for January)var

JavaScriptOne, "no block-level scope in JavaScript"There are block-level scopes in Java and C #, which is: curly braces are also a scopevoid Main () { if(1==1) { = "Seven"; } SYSTEM.OUT.PRINTLN (name);} // ErrorJavavoid Main () {

smooth degradation and progressive enhancement principle smooth degeneration: If you use JavaScript scripts correctly, you can allow visitors to navigate your site without the support of JavaScript in their browsers. This is called

1. Understanding ParametersJavaScript is part of ECMAScript, and its function is derived from ECMAScript. The parameters of the ECMAScript function are different from the Java language, where a call to a method in the Java language (a function in

1. Code 　　2. Effect3. SummaryJavascript----Implement the Rocket Button Web page pinned

DOCTYPE HTML>HTMLLang= "en">Head> MetaCharSet= "UTF-8"> title>Color Balltitle> Linkrel= "stylesheet"type= "Text/css"href= "Css/twotoneclass.css">Head> Scripttype= "Text/javascript"> functionGetway () {//defines an array of random

1. Method of interceptionThe ABCDEFG in the intercept string .Note : str.length starting from 1var str= "ABCDEFG";(1). Slice (): Console.log (Str.slice (4,7)); EFG starts with the first argument and the second argument ends and cannot be taken . A

Definition and usageThe eval () function computes a string and executes the JavaScript code in it.return valueThe value (if any) that is obtained by calculating the string.DescriptionThe method only accepts the original string as an argument, and if

Recently in the Web page when there is a need, that is, the browser window changes when the need to change some page element size, so it is natural to think of the window of the Resize event, so I wrote Throttle The function was realized, but

Regardless of the element that supports the style attribute, there is a style property in its Dom node object corresponding to it. This style object is an instance of the Cssstyledeclaration type, including all style information for the HTML style

JavaScript contains a small number of standard methods that can be used on standard types.ArrayArray.concat (item ...) it contains a shallow copy of the array and attaches 1 or more parameter item after it.The Array.join (separator) Join method

There are two ways to access object properties, one is the dot operator ( . ), and the other is the bracket operator ( [] ).When you know the name of the property, use the dot operator.This is an example of using the dot operator to read an object's

Javascript NoteChapter one 1.1 values       JS has six basic value types: number,string,boolean,object,function,undifined1.2 The number computer uses a sequence to store data in memory, JS uses a fixed-length bit sequence of 64 to hold numeric

Angular2 + node. js express package deployment practices, angular2node. js Angular2 I am still exploring and learning. This article introduces the practice of angular2 + node. js express package deployment. I will share it with you and take notes

JQuery obtains the td tag (for example) and jquerytd In the table. First, let me introduce my problems. 1. When a table contains a label and a label, it can be considered as follows: @ scene. ID @ scene. sceneName @ scene. QRUrl @ scene.

Summary of basic knowledge of Applet development and basic knowledge of Program Development A applet is superior to the previous account types in terms of functions, documentation, and related support. It provides interfaces available to many native

The principle and method of clearing floating, and the method of clearing floating principle Cause: In the CSS specification, the floating position is separated from the normal stream of elements. Therefore, as long as the parent container