This only happens because the python interactive command-line (what you get when you just type 'python' in a terminal window) prints return values automatically for you.
If you were executing f(4) in a program/script, the return value would be lost. Paul Payal Rathod wrote: > On Mon, Apr 17, 2006 at 05:42:05PM +0100, Steve Nelson wrote: > >>When you define a function, you are writing a block of code which you >>can ask to perform a task. The task may be simple, and not require >>any additional information, or it may be more complex and need >>information. > > > What is the difference between, > > >>>>def f(x): > > ... return x > ... > >>>>f(4) > > 4 > > >>>>def f(x): > > ... print x > ... > >>>>f(4) > > 4 > > Both give same results. So, why return statement is needed? > With warm regards, > -Payal > _______________________________________________ > Tutor maillist - Tutor@python.org > http://mail.python.org/mailman/listinfo/tutor _______________________________________________ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor
