FormFile

MultipartForm files can be retrieved by name, the first file from the given key is returned.

c.FormFile(name string) (*multipart.FileHeader, error)

app.Post("/", func(c *fiber.Ctx) {
  // Get first file from form field "document":
  file, err := c.FormFile("document")
  // Check for errors:
  if err == nil {
    // Save file to root directory:
    c.SaveFile(file, fmt.Sprintf("./%s", file.Filename))
  }
})