When using "go run demo.go" in go1.15, it prompts that the package cannot be found

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@liaohongxing how is your app.go looks like?
Try to use Go modules
go mod init <app_name>
go mod tidy
Related issue https://github.com/gofiber/fiber/issues/788
Thanks, the problem has been resolved.
I鈥檓 an expressjs developer, and I鈥檓 trying out golang
Most helpful comment
Try to use Go modules
Related issue https://github.com/gofiber/fiber/issues/788