Web Front-end
HTML Tutorial
I would like to ask you a question about the http request for background images, please let me know. _html/css_WEB-ITnose
I would like to ask you a question about the http request for background images, please let me know. _html/css_WEB-ITnose
My question is as follows:
Method 1:
/*css part*/
.class1{background-image:url("1.jpg")}
.class2 {background-image:url("1.jpg")}
/*html part*/
How many http requests are made in this way?
Method 2:
/*css part*/
.class1{background-image:url("1.jpg")}
/*html part */
How to write this, http request How many times?
I don’t know much about it, so I just want to ask for advice on this issue.
I also ask the experts to give me some advice.
Reply to the discussion (solution)
The same URL is only requested once, and subsequent content is fetched from the cache
All once The browser has Cached
For example, some js frameworks will be downloaded once when they are loaded for the first time. When you use them on other pages, they will look for
in the cache. Of course, there is also recycling. The specific time is not clear. Check online. Check
Thank you both above for your replies.
It’s useless to say more, just leave a comment.
Sorry, I don’t know how to set the points. I can only set 10 points per person.
Hot AI Tools
Undresser.AI Undress
AI-powered app for creating realistic nude photos
AI Clothes Remover
Online AI tool for removing clothes from photos.
Undress AI Tool
Undress images for free
Clothoff.io
AI clothes remover
Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!
Hot Article
Hot Tools
Notepad++7.3.1
Easy-to-use and free code editor
SublimeText3 Chinese version
Chinese version, very easy to use
Zend Studio 13.0.1
Powerful PHP integrated development environment
Dreamweaver CS6
Visual web development tools
SublimeText3 Mac version
God-level code editing software (SublimeText3)
Hot Topics
Is HTML easy to learn for beginners?
Apr 07, 2025 am 12:11 AM
HTML is suitable for beginners because it is simple and easy to learn and can quickly see results. 1) The learning curve of HTML is smooth and easy to get started. 2) Just master the basic tags to start creating web pages. 3) High flexibility and can be used in combination with CSS and JavaScript. 4) Rich learning resources and modern tools support the learning process.
The Roles of HTML, CSS, and JavaScript: Core Responsibilities
Apr 08, 2025 pm 07:05 PM
HTML defines the web structure, CSS is responsible for style and layout, and JavaScript gives dynamic interaction. The three perform their duties in web development and jointly build a colorful website.
Understanding HTML, CSS, and JavaScript: A Beginner's Guide
Apr 12, 2025 am 12:02 AM
WebdevelopmentreliesonHTML,CSS,andJavaScript:1)HTMLstructurescontent,2)CSSstylesit,and3)JavaScriptaddsinteractivity,formingthebasisofmodernwebexperiences.
Gitee Pages static website deployment failed: How to troubleshoot and resolve single file 404 errors?
Apr 04, 2025 pm 11:54 PM
GiteePages static website deployment failed: 404 error troubleshooting and resolution when using Gitee...
What is an example of a starting tag in HTML?
Apr 06, 2025 am 12:04 AM
AnexampleofastartingtaginHTMLis,whichbeginsaparagraph.StartingtagsareessentialinHTMLastheyinitiateelements,definetheirtypes,andarecrucialforstructuringwebpagesandconstructingtheDOM.
How to use CSS3 and JavaScript to achieve the effect of scattering and enlarging the surrounding pictures after clicking?
Apr 05, 2025 am 06:15 AM
To achieve the effect of scattering and enlarging the surrounding images after clicking on the image, many web designs need to achieve an interactive effect: click on a certain image to make the surrounding...
HTML, CSS, and JavaScript: Essential Tools for Web Developers
Apr 09, 2025 am 12:12 AM
HTML, CSS and JavaScript are the three pillars of web development. 1. HTML defines the web page structure and uses tags such as, etc. 2. CSS controls the web page style, using selectors and attributes such as color, font-size, etc. 3. JavaScript realizes dynamic effects and interaction, through event monitoring and DOM operations.
How to distinguish between closing a browser tab and closing the entire browser using JavaScript?
Apr 04, 2025 pm 10:21 PM
How to distinguish between closing tabs and closing entire browser using JavaScript on your browser? During the daily use of the browser, users may...
