Code example for obtaining file upload URLs in multiple JavaScript forms

Suppose there are multiple forms in a web page, and one of the forms has file upload,

[html]

< form action='...' ... >

...

...

The question is how to get this file uploaded What about the URL?

The following is a JavaScript code example

[javascript]

function showUploadUrl() {

for(var i=0; i

var form = document.forms[ i];

                                                                                                                                                                                                                 ​ Is: " + form.action);