<!DOCTYPE html> <html> <head> <meta charset="utf-8" /> <title>Test multipart/form-data file uploading</title> </head> <body> <h2>File Upload</h2> File form: <form method="POST" enctype="multipart/form-data" action="/upload"> <input type="hidden" name="file_id" value="aafueB5Quie" /> <input type="file" name="upfile" multiple/> <input type="hidden" name="another_hidden_field" value="abcxyz" /> <input type="submit" value="Upload"/> </form> Text form: <form method="POST" enctype="multipart/form-data" action="/submit"> <input type="text" name="content1" value="abc" /> <input type="text" name="content2" value="xyz" /> <input type="submit" value="Submit content"> </form> </body> </html>