It restricts the user to not upload files more than mentioned in this property. You can give number(s) like 2, 3 or 5 of files to be uploaded maximum in concurrent fashion. By adding this property we can select one or more file depends on number of files limit write within property. You can set this property like this inside your control. Jun 14, · Clone via HTTPS Clone with Git or checkout with SVN using the repository’s web address. Can anyone point me in the direction of a documentation page for jQuery's AjaxUpload() function? I'm trying to build a multiple file upload, and i need to pass parameters along .