On Sat, Aug 9, 2014 at 1:22 PM, luofeiyu <elearn2014 at gmail.com> wrote: >>>> x=["x1","x3","x7","x5"] >>>> y="x3" > > how can i get the ordinal number by some codes? > > for id ,value in enumerate(x): > if y==value : print(id) > > Is more simple way to do that? print x.index(y)