Python – while & while else

測試環境為 CentOS 8 x86_64 (虛擬機)

參考文章 – https://shengyu7697.github.io/python-while/

[root@localhost ~]# python3
Python 3.6.8 (default, Mar 25 2022, 11:15:52)
[GCC 8.5.0 20210514 (Red Hat 8.5.0-10)] on linux
Type "help", "copyright", "credits" or "license" for more information.

• 範例 : while

  >>> i=0
  >>> while (i<5):
  ...     print(i)
  ...     i+=1
  ...
  0
  1
  2
  3
  4
  

• 範例 : while else

  >>> i=0
  >>> while (i<5):
  ...     print(i)
  ...     i+=1
  ... else:
  ...     print("End Loop")
  ...
  0
  1
  2
  3
  4
  End Loop
  

• 範例 : while True

  >>> i=0
  >>> while True:
  ...     print (i)
  ...     i+=1
  ...     if i>5:
  ...         break
  ...
  0
  1
  2
  3
  4
  5