How to check bluetooth connection?

how can i check off bluetooth is connected?

while (Blynk.connect() == true)

something like that but then for bluetooth.

i want to check if there is a bluetooth connection.

Can someone help me?
thanks any way

Try these commands

http://docs.blynk.cc/#blynk-firmware-blynktimer-blynk_app_connected

http://docs.blynk.cc/#blynk-firmware-blynktimer-blynk_app_disconnected

solved THANKS