2020年3月9日robots.txt文件采用了非常简单的, 面向行的语法。robots.txt文件中有三种类型的 行: 空行、注释行和规则行。规则行看起来就像HTIP首部(<Field>:<value>) 一样, 用于模式匹配。比如: # this robots.txt file allows Slurp & Webcrawler to crawl # the public parts of our site, but no other robots .....
2025年3月18日A Robots.txt file is a plain text file placed in the root directory of a website to communicate with web crawlers or bots. For example, yourwebsite.com/robots.txt. It provides instructions, often referred to as rules, on which parts of the website bots can access. ...