Two solutions to clear the selected files in the input file_javascript skills

When uploading files, I wanted to clear the file path after selecting the file. I searched and used two methods to solve the problem

Copy the code The code is as follows :

First type:

Copy code The code is as follows:

var obj = document.getElementById('fileupload');
obj.select ();
document.selection.clear();

Second type:

Copy code The code is as follows:

var obj = document.getElementById('fileupload');
obj.outerHTML=obj.outerHTML;