Delete button in calculator

Vote count:

0

I'm creating a calculator i made a delete button but when i run app it crashes and stopped this is my java code

       private static String removeLastChar(String str) {
       return str.substring(0,str.length()-1);

and this

        bdelete.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            editText.setText(removeLastChar(editText.getText().toString()));
        }
       });

asked 1 min ago

Ubaid Ur Rehman

1

Delete button in calculator