1, 死循环学会用法
- a = 1
- while True:
- print(a)
- a +=1
2, 无限次输入, 直到输对, 才退出
- _age = 18
- while True:
- guess_age = int(input("guess_age:"))
- if guess_age == _age:
- print("Good!!!!")
- break
- else:
- print("no,please input")
3, 限制输入三次, 超过三次, 提示输入次数太多退出
- _age = 18
- count = 0
- while count<3:
- guess_age = int(input("guess_age:"))
- if guess_age == _age:
- print("Good!!!!")
- break
- elif guess_age> _age:
- print("no,cai da le ...")
- else:
- print("no,cai xiao le ...")
- count +=1
- else:
- print("you have tried too many times...quit")
来源: http://www.bubuko.com/infodetail-2559529.html