This returns a if "a" in, or -1 if using "z": class zoeken() : pass def __len__(self): return 0 def __str__(self): return test2 def find(self, strng, ch, start, stop): index = start while index < len(strng) and index < stop: if strng[index] == ch: return ch index += 1 return -1
test = zoeken() test.woord = "tamara" stop = len(test.woord) test2 = test.find(test.woord, "a", 1,stop) print test2 David _______________________________________________ Tutor maillist - Tutor@python.org To unsubscribe or change subscription options: http://mail.python.org/mailman/listinfo/tutor