您一切正常，除非您未将适配器与Spinner绑定.使用此设置转台的适配器.

You doing everything ok, except your are not binding adapter with spinner. Use this to set Adapter for spinner.

stringName.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
            View v = inflater.inflate(R.layout.fragment_palette,container,false);
            spinner = v.findViewById(R.id.spinner);
            spinner.setAdapter(stringName )