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Web design tutorial

HTML realizes the report effect of dynamic display color blocks (instance code)

Use HTML color block to dynamically display data<style type=text/css> *{ padding: 0; margin: 0; }

2025-03-09
Detailed explanation of the difference between width, height and style in H5 canvas

Preface: Recently, I encountered a small problem when learning canvas properties, which is the width and height of canvas. I finally solved it by searching for relevant information, so I will share the solution process with you. I won’t say much below, le

2025-03-09
Use JavaScript to determine whether the file exists

When judging the client file, you can use the copy code code as follows: Var FSO, S = FILESPEC; // Filespec = "C:/Path/myfile.txt" FSO = New ActivexObject ("Scripting.filesysysysysobje

2025-03-09
Detailed explanation of html table inline format

Inline format<colgroup> Elastic</colgroup> Attribute name attribute value indicates that Align Left is leaning on the left center Right Right Valign Top to MIDDLE BOTTOM Bottom's lower SPAN Digital Inlays BGCOLOR

2025-03-09
A simple example of js simulating hashtable

Copy the code as follows: function Hashtable()//Custom hashtable{this._hash = new Object();this.add = function(key, value) {if (typeof (key)

2025-03-09
A brief analysis of the readonly and enabled attributes of js settings controls

How to set the readonly and enabled attributes of the control using js? I tried setting it like this, but it didn't work. Text1 is<input type=text id=text1> text1.readonly=true; and text1.enabled=true; neither work,

2025-03-09
JS and drop -down list processing problem solving

Copy code code as follows: var obj = document.GetelementByidx ("test"); if (0 (0

2025-03-09
Detailed explanation of several solutions to 1px borders in mobile Html5 pages

This question is an old question. When I first noticed it, it was a UI designer who came to trouble me. Well, I had just entered the front-end workplace at that time and didn’t understand anything. The situation. It's like this: The designer came over

2025-03-09
Simple implementation of javascript magnifying glass effect

This effect is not difficult. The key points are position and proportion settings, capturing the mouse position, determining the mouse position area, and setting the proportion of the large image displayed in the onmouseover event, onmousemove event, and

2025-03-09
Several implementation methods of the label bar (recommendation)

Tag page: Category+ Description Tag Bar: Category => Let users understand where they are, where to go, CSS naming method: xml/html code

2025-03-09
The possible cause of the error cannot be found during javascript debugging

Yesterday, when I was writing a very simple html page and adding some basic javascript scripts, I found that the script could not be run. It took me more than an hour to find out where the error was. Simply give code similar to the following and see if yo

2025-03-09
Detailed explanation of how to use SinaEditor

1. Download SinaEditor2.JSP call page and copy the code as follows:<textarea name="problemBody" id="content" style="display:none;" textarea>

2025-03-09
JS get a simple example code for the current path

<script type="text/javascript"> thisURL = document.URL; thisHREF = document.location.href; thisSLoc = self.location.href

2025-03-09
JavaScript gets the sample code of the specified object on the current page

How to get the specified object on the current page in JavaScript. The method is as follows: Copy the code as follows: document.getElementById(ID) //Get the object with the specified ID value document.getElementsByName(Name) //Get

2025-03-09
Detailed explanation of Canvas cross-domain escape practice

How to solve Canvas cross-domain problem? Here we record the cross-domain problems and solutions encountered during drawing using Canvas. Let’s first look at the implementation method. Implementation method Target pictures are generally composed of pictur

2025-03-08

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