Prefix

if (get4First.equals("0811") || get4First.equals("0812") || get4First.equals("0813") || get4First.equals("0821") || get4First.equals("0822") || get4First.equals("0823") || get4First.equals("0851") || get4First.equals("0852") || get4First.equals("0853")) {
                //TELKOMSEL
                img_operator.setImageResource(R.drawable.logo_provider_telkomseldatar);
                provider = "S";
                showData();
            } else if (get4First.equals("0814") || get4First.equals("0815") || get4First.equals("0816") || get4First.equals("0855") || get4First.equals("0856") || get4First.equals("0857") || get4First.equals("0858")) {
                //INDOSAT
                img_operator.setImageResource(R.drawable.logo_provider_indosatdatar);
                provider = "I";
                showData();
            } else if (get4First.equals("0817") || get4First.equals("0818") || get4First.equals("0819") || get4First.equals("0877") || get4First.equals("0878") || get4First.equals("0859")) {
                //XL AXIATA
                img_operator.setImageResource(R.drawable.logo_provider_xldatar);
                provider = "X";
                showData();
            } else if (get4First.equals("0895") || get4First.equals("0896") || get4First.equals("0897") || get4First.equals("0898") || get4First.equals("0899")) {
                //3 THREE
                img_operator.setImageResource(R.drawable.logo_provider_threedatar);
                provider = "T";
                showData();
            } else if (get4First.equals("0831") || get4First.equals("0832") || get4First.equals("0833") || get4First.equals("0838")) {
                //AXIS
                img_operator.setImageResource(R.drawable.logo_provider_axisdatar);
                provider = "AX";
                showData();
            } else if (get4First.equals("0881") || get4First.equals("0882") || get4First.equals("0883") || get4First.equals("0884") || get4First.equals("0885") || get4First.equals("0886") || get4First.equals("0887") || get4First.equals("0888") || get4First.equals("0889")) {
                //SMARTFREN
                img_operator.setImageResource(R.drawable.logo_provider_smartfreendatar);
                provider = "SM";
                showData();
            } else {
                lin_data.setVisibility(View.GONE);
                showDialog(Pulsa.this, "Maaf, prefix nomor yang Anda masukkan tidak terdaftar");
            }