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Web design tutorial

The difference between Readonly and Disabled

The summary is as follows: Readonly is only valid for input(text/password) and textarea, while disabled is valid for all form elements, including select, radio, checkbox, button, etc. But the form element is using di

2025-06-02
IE Print Protector allows IE to support the printing style of new HTML5 elements

Article introduction of Wulin.com (www.vevb.com): Print HTML5 elements in IE browser. Print HTML5 elements in IE browser. Version 6 7 8 of IE browser cannot recognize new elements of HTML5. IE will use empty treatment for unrecognized elements.

2025-06-02
Semantics, writing and best practices of link A

Link A's semantics, writing and best practices. Seeing this topic in JavaEye, the discussion was quite interesting, and I couldn't help but get involved. Semantic thinking First of all, link a and button button are semantic and cannot be replaced

2025-06-02
Handwritten javascript getStyle function that is compatible with various browsers (get the style of the element)

There are always many compatibility problems in order to get HTML elements' calculation styles, and there are some differences between browsers. Firefox and webkit (Chrome, Safari) support W3C standard method: getComputedStyle(), while IE6/7/8 does no

2025-06-02
A thorough analysis of HTML special characters

HTML thorough analysis (14) Special characters ■ Commonly used special characters As long as you understand HTML tags, you will know the use of special characters. HTML original code display result description

2025-06-02
This way to write your HTML to make your code more compatible

For example, those users who need to read screen software. As a front-end, how could we bear it? I have always wanted to write such an article before, sharing how to create a page with better accessibility. Today's plan includes a combination of HTML

2025-06-02
Basic DOM tutorial: Using DOM control form

1. Form Introduction<form> It is one of the most interactive forms in web pages. It receives user data through various forms, including drop-down list boxes, radio buttons, check boxes and text boxes. This article mainly introduces commonly used propertie

2025-06-02
Iframe parameters are sorted out with instructions and usage examples

<iframe src=test.jsp width=100″ height=50″ frameborder=no border=0″ marginwidth=0″ marginheight=

2025-06-02
The js failure problem and causes caused by name='submit' of the submit button

The code is as follows: Copy the code as follows:<html xmlns="http://www.w3.org/1999/xhtml"><head>

2025-06-02
Introduction to the method of using hyperlinks to open a linked file in HTML

The attributes of a and href HTML <a>are used to represent hyperlinks, and are called anchor in English.</a> <a>It can point to any file source: an HTML web page, a picture, a movie and TV file, etc. The usage is as follows:<ahref=url></a> Click the conte

2025-06-02
Solution to inconsistent border styles when drawing rectangles in HTML5 canvas

Comment: I found that the borders drawn by the function drawing the rectangle inside have inconsistent styles. Let me share with you the idea of solving the problem. Interested friends should not miss the things that need to use colleagues in HTML5 to d

2025-06-02
js perfect implementation @ mentioned friend special effects (compatible with major browsers)

Requirements 1. When entering @, the matching friend menu pops up 2. When the cursor enters the tag containing "@friends", the menu pops up 3. When pressing backspace to delete, if the cursor is front of the tag containing "@friends",

2025-06-02
JS implements the method of moving the background image in the web page in a diagonal direction

This article describes the method of JS to move the background image in the web page in a diagonal manner. Share it for your reference. The specific implementation method is as follows: Copy the code code as follows:<html><head><title> JS enables the web

2025-06-02
Native JavaScript to realize the interactive effect of pop-up windows

【1】Use var to declare multiple variables, which is much faster than using var for each variable. The code is copied as follows: var sScrollTop = document.body.scrollTop || document.documentElement.scrollTop,s

2025-06-02
Detailed explanation of attribute descriptors in ECMAScript 5

Attribute descriptor is a new concept added in ES5, and its function is to add more control to the object's properties. Object.defineProperty To study property descriptors, we must first talk about the Object.defineProperty method. The purpose of this

2025-06-02

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