How to delete old program/code in ardunio

 Hello guys, today we discuss about How to delete old program/code in ardunio.

Let start it, 

                    Firstly we connect ardunio with pc and open ardunio ide software and Type following code:-

1.void setup () {}

2.void loop () {}

now,click on upload

After upload completed your old pogram/code deleted from ardunio.