From: sto.mar@... Date: 2013-07-10T19:20:04+09:00 Subject: Re: Why can't I just subtract in a loop without restating the variable? Am 10.07.2013 12:02, schrieb Wayne Brisette: > I have some code that uses a counter. In certain circumstances, I have > to subtract from the counter variable. I thought I could simple do this: > > my_variable -1 This returns the reduced value, but `my_variable' is not modified. Use my_var = my_var - 1 or my_var -= 1 Regards, Marcus --