crawling

There are some Selenium functions or techniques that I haven’t used before and I don’t know how to write them like this, or they are less intuitive; because they are all fragmented, I will organize them into this article. 有些 Selenium 功能或技巧，沒用過不知道應該要這樣寫，或是比較不直覺的做法；因為都比較零碎，我將它整理到這篇。