if...else流程判断

用来控制流程的条件语句:

  1. if
  2. if...else
  3. if...elif...else

  

 1 #if语句中一定要对齐格式,if与elif 或 else是并列的,else与elif不能缩进
 2 
 3 _age = 18
 4 
 5 age = int(input("age"))
 6 
 7 if  age ==_age:
 8     print("刚刚好")
 9 elif 0<age<18:
10     print("年龄不够")
11 else:
12     print("老油条")

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转载自www.cnblogs.com/nhlege/p/12897500.html