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  • js implements the method of selecting the picture to be displayed

    js implements the method of selecting the picture to be displayed

    This article describes the method of selecting the picture to be displayed by js pull-down box. Share it for your reference. The specific implementation method is as follows:<html><title> The drop-down box selects the picture to be displayed</title><body>
    2025-05-16
  • CSS standard: vertical-align attribute

    CSS standard: vertical-align attribute

    Original text: http://www.mikkolee.com/13 I have carefully studied the property of vertical-align in recent days, and the result surprised me. This very experienced CSS standard actually performs differently in each browser. There are a lot of values ​​fo
    2025-05-16
  • The preferred framework for web development of mobile devices: Introduction to zeptojs

    The preferred framework for web development of mobile devices: Introduction to zeptojs

    I recently saw an article introducing a new js framework called zepto.js, which is suitable for mobile devices, desktop browsers in addition to IE series. . It is compatible with jquery's API, so it's not difficult to learn or use. His advantage o
    2025-05-16
  • zen coding resource update feature enhancement

    zen coding resource update feature enhancement

    Official website: http://code.google.com/p/zen-coding/I believe everyone is already familiar with zen coding now, and many people are even proficient in using it in projects. Since we published an article introducing zen coding, zen coding has been
    2025-05-16
  • Characteristics and usage of png picture format

    Characteristics and usage of png picture format

    Features of PNG image format: Png This image format includes many subclasses, but in practice it can be roughly divided into 256-color png and full-color png. If you finish it, you can use 256-color png instead of gif and full-color png instead of jpeg. P
    2025-05-16
  • HTML is the central basis of WEB standard development

    HTML is the central basis of WEB standard development

    HTML-centric front-end development also means web standards. What they have in common is separation of ideas. 1. HTML is the basis 2. CSS relies on selectors to provide vision; 3. Javascript relies on HTML events to drive behavior; 4. DOM provides API to
    2025-05-16
  • Methods for mouse sensing image display

    Methods for mouse sensing image display

    This article describes the method of implementing mouse sensing image display by JS. Share it for your reference. The specific implementation method is as follows: Copy the code code as follows:
    2025-05-16
  • The HTML form value passes through get

    The HTML form value passes through get

    The google.html interface is shown in the figure, the code is shown in the figure: (It is relatively simple, it is an input input box and an input submit button. Note that the type is submit, not a button) Copy the code
    2025-05-16
  • Some theoretical knowledge about converting XHTML on PSD web templates

    Some theoretical knowledge about converting XHTML on PSD web templates

    1. Each psd source image has three color schemes, which require the pictures to be cut according to the same specifications, and the names of the pictures in the same area cut out by the three colors must be the same; 2. Create three folders named after t
    2025-05-16
  • Instructions for using http.request method in node.js

    Instructions for using http.request method in node.js

    Method description: The function room of the function initiates a request to the HTTP server as a client. Syntax: Copy the code as follows: http.get(options, callback) Since this method belongs to the http module, the http module needs to be introduced be
    2025-05-16
  • Problems encountered in debugging regular expressions in JavaScript

    Problems encountered in debugging regular expressions in JavaScript

    Regarding the problem of string test division in regular expressions, we generally have two methods: test() and exec(). I will not elaborate on the difference between these two methods. The main thing is that test() returns a boolean value and exec() retu
    2025-05-16
  • JavaScript Visual Chart Library D3.js API Chinese Reference

    JavaScript Visual Chart Library D3.js API Chinese Reference

    All APIs provided by the D3 library are in the d3 namespace. The d3 library uses semantic versioning. You can use d3.version to view the current version information. d3 (core part) selection set d3.select - select from the current document
    2025-05-16
  • Introduction to the action and onSubmit examples of Form forms

    Introduction to the action and onSubmit examples of Form forms

    First: action is the property of form, html5 has defined it as the required property value, onSubmit is an event, through<input type=submit /> Perform a function verification when submitting. . Second: To talk about the order of execution, my personal und
    2025-05-16
  • Find and locate elements through parent in js

    Find and locate elements through parent in js

    The code copy is as follows:<ul id=“newslist”><li> <span>2013-06-24</span><span ></span>
    2025-05-16
  • JavaScript implements sliding unlocking function

    JavaScript implements sliding unlocking function

    Implementation effect: css style code is omitted. html code: jquery.mobile and jquery copy code are imported on the page as follows:
    2025-05-16
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