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Web design tutorial

The difference and use of HtmlControl and WebControl

, welcome to web design enthusiasts to web development. Although web controls and html controls have many functions and look very similar, their internal implementation mechanism is completely different. Web controls are more efficient than html controls.

2025-03-31
Making WEB Online Editor - Inserting HTML Tags

Register a member and create your web development database. I used to think that the online editor of the web was nothing more than a replacement of the input content and quick insertion of html code. However, when I did it, I found that although the prin

2025-03-31
How to dynamically create and release the memory it occupies

I recently participated in the development of a project, and since the project is a browser-based fat client (RIA) application, there are a lot of iframes in the page. Later tests found that the browser memory has always been high, and the more iframe pag

2025-03-31
Sleep function for hta

The code is as follows: function Sleep(n){ var a = new ActiveXObject("WScript.Shell"); a.Run("%comspec% /c ping -n " + n + " 127.0.0.1 > nu

2025-03-31
Basic explanation of JavaScript inheritance (prototype chain, borrowed constructor, mixed mode, prototype inheritance, parasitic inheritance, parasitic combination inheritance)

The explanation of JavaScript inheritance was agreed, but it has been delayed. Without further ado, just get to the point. Since you want to understand inheritance, it proves that you already have a certain understanding of JavaScript object-oriented. If

2025-03-31
Introduction to 2 functions for intercepting strings in JavaScript

First, let’s take a look at the introduction to the use of substring functions. 1. SubstringSubstring requires at least one parameter. The first parameter is the starting position and the second parameter is optional, which is the end position. There is o

2025-03-31
Guide to using javascript regular expression parameters /g and /i and /gi

Regularexpression=/pattern/[switch] There are three values of this switch: Global Match i: Ignore case gi: Global Match + Ignore case JScript Language Reference---------------------------------------------------------------------------------------------

2025-03-31
Methods to output </script> tags in JavaScript

Pop up in JS'</script> 'It will make JS mistakenly think that this is an end tag and an exception appears. As shown in the following code, we<script>块内使用alert弹出'</script> 'String, it was mistakenly thought to be the end tag, VIM also changed i

2025-03-31
Add multiple styles to elements through js, browser-compatible writing

js adds multiple styles to elements, browser-compatible example writing: <a href="javascript:;" id="test" style="font-size:25px;background:#080;">Test 3</a> <script>var obj=d

2025-03-31
C# function that extracts Chinese characters in HTML code

///<summary> /// Remove html tag///</summary> ///<param name="strhtml"> Including the source code of html</param> ///<returns> Text that has been removed</returns> public

2025-03-31
Use VBSscript to manipulate the Html checkbox (CheckBox) control

Rookie School: I have seen a friend ask about the various controls in html in the past two days, and now I will summarize them myself. Due to project reasons, many programs are written in vbscript. Interested friends can rewritten them into JavaScript. Do

2025-03-31
JavaScript method to determine whether a variable is an object or an array

Typeof returns object. All data types in JavaScript are strictly objects, but in actual use, we still have different types. If you want to determine whether a variable is an array or an object, it cannot be handled with typeof, because it all returns obje

2025-03-31
Upload pictures js to determine the size and format of the picture are compatible with IE

js代码：$(".head").change(function() {var val = $(this).val();if(!val.match( /.jpg|.gif|.png|.bmp/i ) ){ imgtype = false;al

2025-03-31
How to filter html,js,css code

The following is the cited snippet: The following is the cited content: #region///Filter html,js,css code///<summary> ///Filter html,js,css code///</summary> ///<paramname="html"> Parameters passed in

2025-03-31
JavaScript implementation examples of using keyboard to control characters to move

In fact, this example uses two core times of js, keyboard event onkeydown, and periodic execution event setInterval. Implement the effect When a certain key on the keyboard is pressed, the characters on the web page realize the corresponding action, and a

2025-03-31

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