Customizing forms-dedecms How to upload attachments to the website backstage in the foreground

Custom form PHP

Heroes, I used dedecms to build a website now need to create a page (column) is to allow any visitor users upload attachments to the site, I use a custom form upload to create an attachment upload function, but in the local test upload back to the background no response, ask the Warrior, see how the matter, In addition to this method whether there is another way to achieve this function, thank you heroes, Brother here to worship! The younger brother attached the design manuscript,

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