1, as long as "| |" False before, regardless of ' | | ' Followed by true or FALSE, the result returns "| |" The value that follows.2, as long as "| |" Preceded by true, regardless of "| |" Followed by true or FALSE, the result returns "| |" The
Town Field Poem:The Pure Heart sentiment wisdom language, does not have the world name and the benefit. Learn water under the hundred rivers, give up arrogant slow meaning.Learn to have a small return to feed root, willing to cast a conscience blog.
The content of the next blog
Understanding the values of basic types and reference types
Understanding the execution Environment
Understanding Garbage Collection
As defined by ECMA-262, JavaScript variables differ greatly from
1. Introduction to JavaScript:*javascript is an object-and event-driven language that is primarily used by clients.--based on the object:* * Provides a number of objects that can be used directly.--Event-driven:* * HTML-made Web pages are static
First, the orderThere are two ways to define a function: One is a function declaration and the other is a function expression;1.1 Function declarationsfunction functionname (Arg) { // function Body }With regard to function declarations, an
Scope (Scope)global scope and local scopeGenerally speaking, this is a distinction between global variables and local variables. Reference citation: JavaScript Development Advanced: Understanding JavaScript scopes and scope chainsGlobal scope: The
Creation of Objectvar obj1 = new Object (); constructor method to create var obj2 = {}; Object Literal method CreationDifferences created by using constructorsvar obj1 = new Object (+ 1); alert (obj1); 101var obj1 = new Object (+), obj1 + =
JavaScript Learning record Day1学习javascript
JavaScript Learning record Day1
1. Quick Start
2. Programming tools
3. Syntax
4. Notes
5. Case
What is Javascritps? JavaScript is a
First, Date ObjectThe source code that appears below can be codepen online view .1) Timestamp millisecond calculationThe Date object is based on the number of milliseconds from "1970-01-01 08:00:00" to the specified date, not "00:00:00".The day is
JavaScript Object-Oriented development examplesThis is a modular development that combines require, first creating a constructor ://test.js1 functionTest (lists) {2 varconfig={3 Name:lists.name,4 Sex:lists.sex5 };6 This. Init (config)7 }
I just touch the front end, a lot of knowledge still do not understand, before often to the blog park to inquire about their needs, and now finally his new. As a novice, the show is also easy to understand, I hope the same with the novice partners
Town Field Poem:The Pure Heart sentiment wisdom language, does not have the world name and the benefit. Learn water under the hundred rivers, give up arrogant slow meaning.Learn to have a small return to feed root, willing to cast a conscience blog.
Town Field Poem:The Pure Heart sentiment wisdom language, does not have the world name and the benefit. Learn water under the hundred rivers, give up arrogant slow meaning.Learn to have a small return to feed root, willing to cast a conscience blog.
In the construction of the page will often need to get some of the width of the page information, such as the implementation of lazy loading the image needs to get the height of the visible area of the page and the height of the scrolled area, to
ES6 new feature 6: Detailed description of the promise object instance, es6promise
This example describes the promise object of the new ES6 feature. We will share this with you for your reference. The details are as follows:
1. Introduction to
How to display the font on a transparent background and display the transparent background in the font
Opacity transparency can be used in the production of web pages. To improve the effect, transparent styles are essential.
Remember to make a Web
Implementation of web scrolling paging on mobile terminals, and web scrolling paging on mobile terminals
The examples in this article share with you the code for displaying mobile web scrolling pages for your reference. The details are as
Vue response principles and vue Response Details
One of the notable features of the Vue mouth is the reactivity system. The model is just a common JavaScript Object, and the view is updated when it is modified ).
Underlying details of a Vue
Implementation Method for communication between vue2.0 parent and child components, and vue2.0 parent and child components
1. The parent component transmits data to the child component.
How do I transmit the data of the parent component to the child
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