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  • Use HTML5 File to implement base64 and image transfer

    Use HTML5 File to implement base64 and image transfer

    Comment: Even if the inline image is encoded into base64, the advantage is that it can reduce http requests, and the disadvantage is that it cannot be cached across domains. Use the readAsDataURL function in the html5 file api. This is a concept of conver
    2025-05-23
  • JS implements the method of image scrolling stopping when the mouse passes by

    JS implements the method of image scrolling stopping when the mouse passes by

    This article describes the method of js to realize the image scrolling stop when the mouse passes. Share it for your reference. The specific implementation method is as follows: Copy the code code as follows:
    2025-05-23
  • EasyUI implements the content checking method of secondary pages

    EasyUI implements the content checking method of secondary pages

    EasyUI, when adding or deleting, it often uses the secondary page to check it. You can add onCheck, onUncheck, onSelectAll, and onUnselectAll events under datagird. In these events, save the checked content into the map and convert it into json format cha
    2025-05-23
  • Detailed explanation of javascript arrays and common functions

    Detailed explanation of javascript arrays and common functions

    1. Understand that arrays are collections of certain types of data, and the data types can be integers, strings, or even objects. Javascript does not support multidimensional arrays, but because arrays can contain objects (arrays are also objects), arrays
    2025-05-23
  • Example of navigation effect implementation by js+css

    Example of navigation effect implementation by js+css

    This article describes the method of achieving navigation effects by js+css. Share it for your reference. The specific implementation method is as follows: 1. The program code is as follows: Copy the code code is as follows:
    2025-05-23
  • iframe adaptive size

    iframe adaptive size

    Page domain relationship: The main page a.html belongs to the domain a: www.taobao.com The iframe page b.html belongs to the domain b: www.alimama.com, assuming address: http://www.alimama.com/b.html Implementation effect: the page ah under the domain nam
    2025-05-23
  • A deep understanding of JavaScript series (25): Detailed explanation of singleton mode of design pattern

    A deep understanding of JavaScript series (25): Detailed explanation of singleton mode of design pattern

    Introduction Starting from this chapter, we will gradually introduce the various design pattern implementations used in JavaScript. Here I will not introduce too much theories of the pattern itself, but will only focus on implementation. OK, officially st
    2025-05-23
  • How to make IE (including IE6) support HTML5 elements

    How to make IE (including IE6) support HTML5 elements

    Article introduction of Wulin.com (www.vevb.com): Since the introduction of the HTML5 standard, it has received a lot of attention. As the IE browser with the most users in the world, it can support the HTML5 standard. Last week, Microsoft stated at the t
    2025-05-23
  • HTML Tutorial: 10 table-related tags for HTML

    HTML Tutorial: 10 table-related tags for HTML

    Based on some of my recent practices and after communicating with some readers about the use of html forms, I decided to write this article. Overall, I noticed that they had a preconceived disgust with the use of tables due to misleading information. In f
    2025-05-23
  • The difference between the ID and Name attributes of HTML elements

    The difference between the ID and Name attributes of HTML elements

    today<a href=#13></a> If you have any doubts, add # to represent one, follow 13 and jump to the position of 13 on the surface, and 13 is the Name value. Why isn't it an ID value? ? ? So I checked the ID and Name, and the most classical answer: ID is l
    2025-05-23
  • HTML elements (tags) and usage introduction

    HTML elements (tags) and usage introduction

    a: indicates the starting or destination location of the hyperlink. acronym: means to take the abbreviation of the first letter. address: represents specific information, such as address, signature, author, document information. applet: Place executable c
    2025-05-23
  • XHTML tags have an end tag

    XHTML tags have an end tag

    Original connection: http://www.dudo.org/article.asp?id=253 There is a standard in the XHTML specification that each XHTML tag has an end tag. Then for elements in HTML that originally did not have an end tag, add/ before the end to close the tag, such as
    2025-05-22
  • Javascript verification uploaded image size [foreground processing]

    Javascript verification uploaded image size [foreground processing]

    Requirement Analysis: When uploading pictures, if the uploaded picture size is not limited, the consequences will be very serious. So how can we solve a difficult problem? There are two ways: 1) Backend processing: That is, AJAX POST is submitted to the b
    2025-05-22
  • html5 Canvas drawing tutorial (8)—bezierCurveTo method for drawing curves in canvas

    html5 Canvas drawing tutorial (8)—bezierCurveTo method for drawing curves in canvas

    Comments: arc, arcTo and quadraticCurveTo. They all have one thing in common, that is, the curves they draw can only be biased to one side. The biggest difference between bezierCurveTo mentioned today and they are two control points, that is, they can dra
    2025-05-22
  • Introduction to the use of html area image hotspots with a list of related attributes

    Introduction to the use of html area image hotspots with a list of related attributes

    <area>Markers are mainly used in image maps. Through this markers, the action area (also known as hot spots) can be set in the image map. In this way, when the user's mouse moves to the specified action area and clicks, it will automatically link to t
    2025-05-22
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