JavaScript

Today encountered in a page to get another page URL passed over the parameters, at first instinctively thought of using split ("?") Such a step-by-step decomposition of the required parameters.After thinking about it, there will certainly be a more

Array(1), the definition of an arrayAn array is an ordered collection of valuesJavaScript arrays are untyped, array elements can be of any type, and different elements of the same array may have different types.Each value is called an element, and

As long as it is about JS variables and data types, you can not open null and undefined, the two brothers is the important basis of JS, it is necessary to observe, countless students have used a magnifying glass multi-angle multi-batch study of the

If...else statements1 var a=12; 2 if (a>10) {3 alert ("A has a value greater than ten"); 4 }else{5 alert ("A value is not less than ten"); 6 }If...else...if statements1 var a=12; 2 if (a) {3 alert ("A's value is less than ten"); 4 }else if (

　　Scope　　　　What is a scope?Scopes are the accessibility of variables, functions, and objects when your code is running . in other words, the scope determines whether the variables in your code can be referenced by the outside world.Why do I need

JavaScript (JS) It is a powerful language, but JavaScript (JS) can not go to operate the database alone. We need to know that its output syntax is 3, this is alert (""), Confirm (""), and Prompt (""). Variable, var a=1000;var b=10.5;var C=d; This

JS Comment Syntax:Single-line Comment://The later content will be commentedMultiline Comment:/* Intermediate content is commented */Output syntax: alert (); Output content confirm (); Output selectable content prompt (); Output and accept user

The point of thisWhen the function is created, the point of this is not determined, it finally points to the object that called itWindow.onload=function () {Window.a= "My past."Function Da () {Console.log (THIS.A)}Da () //My once}Solution: Window

Chapter Javasript Introduction to the first section1. What is JavaScript?An object-oriented, interpretive programming language.Features of the 2.JavaScript. Loose sex Object Properties Inheritance mechanism (prototype based)

Vue implements a mobile terminal mask layer instance to shield sliding, vue mask Before wasting everyone's time, let's get started with the code. It's easy to use vue ...... Yes, it's that simple.@touchmove.preventYou can shield the sliding

Jquery Ajax implements Select to dynamically add data, jqueryajax Jquery Ajax implements Select to dynamically add data. The specific content is as follows: 1. Background Recently, I encountered a select problem in my work. Generally, the data in

One small example of vue bootstrap and one vuebootstrap Vue and angular are very much like MVVM. The truth is that the difference in syntax I think the difference between vue and angular is: 1. vue is lighter and more convenient for mobile

Detailed explanation of the JavaScript design mode in singleton mode and the javascript Design Mode Recently, my project is not very busy. It is rare to have time to read books. I usually like the js language. I have also read many advanced

Iframe and iframe 1. iframe will block the onload event on the home page; 2. Search Engine search programs cannot interpret such pages, which is not conducive to SEO; 3. page loading will be affected in parallel. Parallel loading: there are

Display property value, displayCommon attribute values None: Element hiding Block: block-level element Inline-block: inline block-level element List-item: list ITEMS Table Series display Table Table-row Flex (elastic box) . Table

Detailed description of Node. js command line program development tutorial, node. js Program Development Whether a programming language is easy to use depends largely on the ability to develop command line programs. As one of the most popular

Session management for http requests of applets and session management for applets Session management for http requests of applets As a Java Web application development programmer, users like to put the user information (such as user ID and User

Ionic2 Development Environment build tutorial, ionic2 build tutorial Network Environment: FQ is not required in the ionic development environment. I have not set FQ here, so it is feasible to test it in person. However, to build the development

Gulp solves the cross-origin configuration file problem, and gulp cross-origin configuration file Let's just talk about the code. // Introduce the plug-in var gulp = require ('gulp'); // var Proxy = require ('Gulp-connect-proxy '); var connect =

Vue2 custom dynamic components The following describes how to define dynamic components. Vue. extend The idea is to get the component constructor so that we can get new. Vue. extend can achieve: https://cn.vuejs.org/v2/api/#Vue-extend // Create the