The image is uploaded to the server in the background, but how is it displayed on the front-end? is it a code problem?

The image is uploaded to the server in the background, but how is it displayed on the front-end? is it a code problem? If (empty ($ _ GET [submit])
{
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} Else {
$ Path = "uploadfile/"; // Upload path
// Echo $ _ FILES ["filename"] ["type"];
If (! File_exists ($ path ))
{
// Check whether the folder exists. if not, create the folder and grant the highest permission.
Mkdir ("$ path" 0700 );
} // END IF
// File format that can be uploaded
$ Tp = array ("image/gif" "image/pjpeg" "image/jpeg" "image/png ");
// Check whether the uploaded file is of the allowed Upload type
If (! In_array ($ _ FILES ["filename"] ["type"] $ tp ))
{
Echo "File Type is incorrect ";
Exit;
} // END IF
If ($ _ FILES ["filename"] ["name"])
{
$ File1 = $ _ FILES ["filename"] ["name"];
// $ File2 = $ path. time (). $ file1;
// Obtain the original file name.
$ File2 = $ path. $ file1;
$ Flag = 1;
} // END IF
If ($ flag) $ result = move_uploaded_file ($ _ FILES ["filename"] ["tmp_name"] $ file2 );
// Note that the first parameter passed to move_uploaded_file is the temporary file uploaded to the server.
If ($ result)
{
// Echo "Upload successful! ". $ File2;
Echo"