JS implements static page search and highlighting

This article mainly introduces JS to implement static page search and highlighting functions, involving javascript event response, character traversal replacement and dynamic transformation of page element attributes and other related operating techniques. Friends in need can refer to the following

The example in this article describes the JS implementation of static page search and highlighting functions. Share it with everyone for your reference, the details are as follows:

     
   搜索 
 
这是主体内容，有很多内容，很多很多啊啊啊……，比如1234abcd啊啊啊啊
 
这是主体内容，有很多内容，很多很多啊啊啊……，比如1234abcd啊啊啊啊
 
这是主体内容，有很多内容，很多很多啊啊啊……，比如1234abcd啊啊啊啊
 
这是主体内容，有很多内容，很多很多啊啊啊……，比如1234abcd啊啊< d d>啊啊
 
   

The operation effect is as follows:

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