The Uniform Resource Locator is a concise representation of the location and access method of resources that can be obtained from the Internet. It is the address of a standard resource on the Internet. Every file on the Internet has a unique URL, which contains information indicating the location of the file and what the browser should do.
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
URL (Uniform Resource Locator) Uniform Resource Locator.
The Uniform Resource Locator is a concise representation of the location and access method of resources that can be obtained from the Internet. It is the address of a standard resource on the Internet. Every file on the Internet has a unique URL, which contains information indicating the location of the file and what the browser should do.
Detailed explanation of url, href, and src knowledge in the front end: //m.sbmmt.com/div-tutorial-409689.html