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  • 10 table-related tags for HTML

    10 table-related tags for HTML

    In fact, many people will say that I see the statement that I should never use forms, but this is absolutely wrong! This suggestion is just for using HTML tables to define the layout of a web page, but tables are perfect for convenient arrangement of rows
    2025-05-06
  • Summary of methods for generating QR codes

    Summary of methods for generating QR codes

    With the rapid development of the Internet, QR code applications will become more and more. At the same time, many of them are just ordinary QR codes. Please pick up your hand and design this QR code. Below are some very good QR code designs. The principl
    2025-05-06
  • A brief analysis of javascript timer

    A brief analysis of javascript timer

    setTimeout()--is used to specify that a program is executed after a specific period of time. Format: [Timer object name =]setTimeout("<expression>", milliseconds); Function: Execute <expression> once. Where the expression is a string
    2025-05-06
  • Introduction to creating objects using Object.create() in JavaScript

    Introduction to creating objects using Object.create() in JavaScript

    For object creation, in addition to using literals and new operators, in the ECMAScript 5 standard, Object.create() can also be used. The Object.create() function accepts 2 objects as parameters: the first object is required, indicating the prototype of t
    2025-05-06
  • html5 Canvas drawing tutorial (6)—arcTo method for drawing curves in canvas

    html5 Canvas drawing tutorial (6)—arcTo method for drawing curves in canvas

    Comment: Arc and arcTo can be seen from the names of them. arcTo is also a method of drawing curves, and the curve he draws is also an arc of a perfect circle. But his parameters and arc are simply irreconcible~, interested friends can learn about it. Nex
    2025-05-06
  • Instructions for using events.emitter.removeListener method in node.js

    Instructions for using events.emitter.removeListener method in node.js

    Method Description: Remove a listener for the specified event. Syntax: Copy the code as follows: emitter.removeListener(event, listener) Receive parameters: event (string) Event type listener (function) Registered listener
    2025-05-06
  • Block-level, line-level elements, special characters, nesting rules in HTML

    Block-level, line-level elements, special characters, nesting rules in HTML

    If you introduce the nesting rules of basic HTML web page labels, the first thing you need to talk about is the classification of elements. Elements can be divided into block-level elements and row-level elements. What are block-level elements? It can occ
    2025-05-06
  • How to judge the browser version and browser kernel by js

    How to judge the browser version and browser kernel by js

    This article describes how js judges the browser version and browser kernel. Share it for your reference. The specific implementation method is as follows: js determines whether the mobile terminal and browser kernel var browser = { versions: function() {
    2025-05-06
  • JavaScript combined with fileReader to upload images

    JavaScript combined with fileReader to upload images

    I won't explain in detail about the File API here. Let's take care of yourself. When we come, we have to use the file handle to read the file content. This is achieved through FileReader. Through the FileReader interface, we can load the file cont
    2025-05-06
  • Two methods to implement running a certain js after the HTML page is loaded

    Two methods to implement running a certain js after the HTML page is loaded

    js method: Copy the code as follows:<script type="text/javascript"> window.onload=function(){ var userName="xiaoming"; alert(userName); } </
    2025-05-06
  • Javascript basic tutorial if conditional statement

    Javascript basic tutorial if conditional statement

    if is one of the commonly used syntaxes, and its format is as follows if(coditon) statement1 (else statement2). Where coditon can be any expression, not even a true boolean, because JavaScript will automatically convert it into a boolean. If the execution
    2025-05-06
  • JavaScript implementation to find the first non-repetitive character in a string

    JavaScript implementation to find the first non-repetitive character in a string

    This algorithm is for reference only. Xiaocai basically does not understand advanced algorithms and can only express it with the simplest ideas. Copy the code as follows: // Find the first unrepeatable character in the string // firstUniqueChar("vdct
    2025-05-06
  • Detailed explanation of the frame and rules properties of table tables in HTML

    Detailed explanation of the frame and rules properties of table tables in HTML

    The frame and rules properties of the table tag can control the display of borders. The frame attribute controls the visibility of the four borders on the outermost periphery of the table, while rules controls the visibility of the borders inside the tabl
    2025-05-06
  • W3C Tutorial (6): W3C CSS Activities

    W3C Tutorial (6): W3C CSS Activities

    A style sheet can describe how a document is displayed, pronounced, or typed? SS is a mechanism to add styles to a web page. A style sheet can describe how a document is displayed, pronounced, or printed. CSS is a mechanism to add styles to web pages. XML
    2025-05-06
  • Sample code for taking photos using HTML5

    Sample code for taking photos using HTML5

    Comment: HTML5 photography first, let’s take a look at the HTML code structure. Of course, this part of the DOM content should be dynamically loaded after the user allows the use of their camera events. Interested friends can learn about the demo address:
    2025-05-06
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