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 .....
2022年9月21日The Robots Exclusion Standard was developed in 1994 so that website owners can advise search engines how to crawl your website. It works in a similar way as the robots meta tag which I discussed in great length recently. The main difference being that the robots.txt file will stop search ...