if沒有else也可以嗎
def?average(*args): ????sum?=?0.0 ????if?len(args)?==?0: ????????return?sum ????for?x?in?args: ????????sum?=?sum?+?x ????return?sum?/?len(args) print?average() print?average(1,?2) print?average(1,?2,?2,?3,?4)
def?average(*args): ????sum?=?0.0 ????if?len(args)?==?0: ????????return?sum ????for?x?in?args: ????????sum?=?sum?+?x ????return?sum?/?len(args) print?average() print?average(1,?2) print?average(1,?2,?2,?3,?4)
2018-09-12
舉報
2018-09-13
可以的
2018-09-13
可以的 ? if ?flase 時 就會直接運行下一個代碼塊