After following, you can keep track of his dynamic information in a timely manner
Courses in the relevant section：How to obtain html content
current script当前脚本
2021-06-190个赞
Courses in the relevant section：Describe in detail the three attributes of html elements 2
元素中的三大属性 1.id获取页面中的唯一元素 2.class获取页面中的一类元素 3.style设置某个元素的内联样式
2021-06-190个赞
