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  • JS combines bootstrap to implement basic functions of adding, deleting, modifying and checking

    JS combines bootstrap to implement basic functions of adding, deleting, modifying and checking

    Ask a question: How to use native js to implement basic functions of adding, deleting, modifying and searching? ? ? Solve the problem. If you already have a certain foundation for JS. If you have a certain foundation for bootstrap, the following is a spec
    2025-07-11
  • Simple implementation of adding multiple classes to elements by javascript

    Simple implementation of adding multiple classes to elements by javascript

    Simple implementation of adding multiple classes to elements by javascript<html><head><style type="text/css">　　　　　　.div2{　　　　　　font-size:16px;　　　　　　　color:orange
    2025-07-11
  • Bootstrap must learn every day Modal Box (Modal) plugin

    Bootstrap must learn every day Modal Box (Modal) plugin

    In this lesson, we will mainly learn about the modal box plug-in in Bootstrap, which is a very common pop-up function plug-in for interactive websites. For more information about Bootstrap modal box plug-in, please click on the special topic "Bootstr
    2025-07-11
  • Example of function execution by js only once

    Example of function execution by js only once

    In our daily development, we often encounter a situation where we want to make a function execute only once, especially when some loops or timed execution. Without further ado, just go to the code: function runOnce(fn, context) { //Control the function to
    2025-07-11
  • Bootstrap must-learn buttons (Button) plugin

    Bootstrap must-learn buttons (Button) plugin

    Button is introduced in the Bootstrap button chapter. With the Button plugin, you can add some interactions, such as controlling the button status, or creating button groups for other components such as toolbars. If you want to reference the functionality
    2025-07-11
  • Comprehensive analysis of the "&&" and "||" operators in JavaScript (summary)

    Comprehensive analysis of the "&&" and "||" operators in JavaScript (summary)

    1. || (logical or), literally, false is returned only when the front and back are false, otherwise true is returned. alert(true||false); // truealert(false||true); // truealert(true||true)
    2025-07-11
  • JavaScript implements simple calculator effect [Recommended]

    JavaScript implements simple calculator effect [Recommended]

    The final effect is as shown in Figure 2. There is a bug: the result of clicking % after integer is correct. If % is clicked after decimal, the result will be wrong! The rest are normal, please give me some advice: the value of input is of string type. Ho
    2025-07-11
  • Detailed explanation of WeChat Pay JS API payment interface

    Detailed explanation of WeChat Pay JS API payment interface

    1. JS API payment interface (getBrandWCPayRequest) WeChat JS API can only be used in the built-in browser of WeChat, and other browser calls are invalid. WeChat provides getBrandWCPayRequest interface for merchant front-end web page calls. Before calling,
    2025-07-11
  • Differences in JavaScript syntax between IE and Firefox

    Differences in JavaScript syntax between IE and Firefox

    Although the period in JavaScript's history of using lengthy and annoying code blocks to target specific browsers is over, it is still necessary to occasionally use simple code blocks and object detection to ensure some code works properly on user mac
    2025-07-11
  • ECMAScript6 quick start guide

    ECMAScript6 quick start guide

    Introduction ECMAScript 6 is the next standard for JavaScript and is in rapid development. The goal of ECMAScript 6 is to enable JavaScript to be used to write complex applications, function libraries and code automatic generators (code generators). Lates
    2025-07-11
  • Chapter 2: Bootstrap Page Typesetting Style

    Chapter 2: Bootstrap Page Typesetting Style

    Bootstrap, from Twitter, is the most popular front-end framework at present. Bootstrap is based on HTML, CSS, and JAVASCRIPT. It is simple and flexible, making web development faster. Key points of learning: 1. Page scheduling class, we mainly learn Boots
    2025-07-11
  • Share experience in JavaScript breakpoint debugging

    Share experience in JavaScript breakpoint debugging

    1.What is breakpoint debugging? Is it difficult? Breakpoint debugging is actually not a complicated thing. A simple understanding of no outgoing calls is to open the browser, open sources, find the js file, and click on the line number. It seems very simp
    2025-07-11
  • JS Cross-domain Resource Sharing Basics

    JS Cross-domain Resource Sharing Basics

    This article introduces JavaScript cross-domain resource sharing for your reference in detail. The specific content is as follows 1. Why cross-domain resource sharing (CORS) is proposed because XHR implements ajax security limitation: XHR objects can only
    2025-07-11
  • JavaScript method to read binary files and use ajax to transmit binary streams

    JavaScript method to read binary files and use ajax to transmit binary streams

    Combining multiple online tutorials and the methods obtained by yourself, it is currently compatible with Google, IE11, and IE10. There is nothing special about the content in the htmlbody.<div id="dConfirm">
    2025-07-11
  • Detailed explanation of JS JSOP cross-domain request instance

    Detailed explanation of JS JSOP cross-domain request instance

    When encountering cross-domain problems in project development, they are generally solved through JSONP. But what is JSONP and what is the principle of implementation. You can study it carefully during the free time of the project. 1. What is JSONP? To un
    2025-07-11
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