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Web design tutorial

Easy way to call desktop exe programs on web pages

This article mainly introduces a simple method of calling desktop exe programs on web pages. It uses ActiveXObject, control object. Friends who need it can refer to the following article mainly introduces how to call desktop exe programs on web pages. The

2025-08-15
Implementation method of dynamically generating form and submitting it in ajax way

Js代码：var　tempForm　=　document.createElement("form");　　tempForm.action="http://localhost:8080/test/user";　　tempForm.me

2025-08-15
Detailed explanation of JS's equality operator

1. Equal == and unequal!=Convert operands first and then compare equality. When converting different data types, equality and unequality follow the following rules: 1.1 If an operand is a Boolean, convert it to a numeric value before comparing equality---

2025-08-15
Using photoswipe.js to imitate the WeChat Moments picture enlargement effect on HTML5 on mobile phone

Let’s first look at a few renderings: Click one of the photos to enlarge, which can support image text description: also support sharing function: support gesture enlargement and reduction using js framework is PhotoSwipe. PhotoSwipe is a picture enlargem

2025-08-15
Use js to create all and non-select effects of check boxes

The code copy is as follows:<html><head><title> Create all-selected effects</title><script language="javascript"> function selectAll(){ allcheckBoxs=document

2025-08-15
Solution to the problem of left-click conflict with mouse (prevent bubbles)

I have implemented two types of right-click menus on one page. When the left mouse clicks on a blank space, the right-click menu is not hidden. So, Google found a way to change the left mouse click event to: Copy the code as follows: <span style="font-siz

2025-08-14
Playing with JavaScript OOP - Detailed explanation of class implementation

Overview What are we talking about when we are talking about object-oriented programming? We first talk about some concepts: objects, classes, encapsulation, inheritance, polymorphism. Objects and classes are the basis of object-oriented, and encapsulatio

2025-08-14
Introduction to the event handling of HTML5 Canvas

DOM is a very important part of the web front-end field. Not only will DOM be used when processing HTML elements, but also graphic programming. For example, in SVG drawing, various graphics are inserted into the page in the form of DOM nodes, which means

2025-08-14
HTML5 realizes crystal clear raindrop effects

Comment: I believe everyone has seen the raindrop special effects, and the special effects to be introduced in this article are implemented with the help of HTML5, which is crystal clear. Interested friends can try to run them.<html><head><title> HTML5 ra

2025-08-14
Javascript implements a simple front-end routing example

Preface Front-end routing is supported in many open source js library frameworks, such as angularJS, Backbone, Reactjs, etc. The principle of front-end routing is the same as back-end routing. It allows all interactions and displays them on one page to ru

2025-08-14
js select realizes the coordinated selection of provinces, cities and districts

Recently, I have compiled some mobile pages of form categories and encountered a linkage selection between provinces, cities and districts. I originally wanted to use the previous provincial, municipal and district selection components in the public libra

2025-08-14
Quick solution to the Document.body.scrollTop value is always zero

There is a function that requires determining whether the button to return to the top is displayed. The JS code is as follows: var sTop = document.body.scrollTop; if(sTop>100){ document.getElementById("sm_top").style

2025-08-14
Javascript sends AJAX request instance code

A package for AJAX //url is the request address //successFunc is a function after a request returns successfully. There is a parameter, and the parameter is the message body function ajax(url, successFunc){ var xhr =

2025-08-14
A brief discussion on the basic types and reference types of JS

Two types: ECMAScript variables contain two different types of values: basic type value, reference type value; basic type value: refers to simple data segments stored in the stack memory; reference type value: refers to objects stored in the heap memory,

2025-08-14
js to get the context path implementation method of the current web application

js Get the context path implementation method of the current web application //js webcontextvar webroot=document.location.href; webroot=webroot.substring(webroot.indexOf('//'

2025-08-14

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