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  • Python raw_input和input总结 在版本2和版本3中的区别

    Python 2.3.4 (#1, Feb  2 2005, 11:44:13) 
    [GCC 3.4.3 20041212 (Red Hat 3.4.3-9.EL4)] on linux2
    Type "help", "copyright", "credits" or "license" for more information.
    >>> user=raw_input("please input:")       
    please input:wei                          #  raw_input 输入  字符串  成功
    >>> user
    'wei'
    >>> user=input("please input:")          
    please input:123                          #  input 输入  数字  成功(返回的是数字)
    >>> user
    123
    >>> user=raw_input("please input:")
    please input:111 <span style="white-space:pre">			</span>  #  raw_input 输入  数字  成功(返回的还是当成字符串)
    >>> user
    '111'
    >>> user=input("please input:")
    please input:wei                          #  input  输入字符串   失败
    Traceback (most recent call last):
      File "<stdin>", line 1, in ?
      File "<string>", line 0, in ?
    NameError: name 'wei' is not defined
    

      

    Python 2.7.3 同上

    ===================================================================================================================================

     

    在Python 3.2.3中  input和raw_input 整合了,没有了raw_input

    Python 3.2.3 (default, Apr 11 2012, 07:15:24) [MSC v.1500 32 bit (Intel)] on win
    32
    Type "help", "copyright", "credits" or "license" for more information.
    >>> user=raw_input("please input:")                 #没有了raw_input
    Traceback (most recent call last):
      File "<stdin>", line 1, in <module>
    NameError: name 'raw_input' is not defined
    >>> user=input("please input:")
    please input:wei
    >>> user
    'wei'
    >>> user=input("please input:")                     #input的输出结果都是作为字符串
    please input:123
    >>> user
    '123'
    

      

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  • 原文地址:https://www.cnblogs.com/wlzy/p/6510246.html
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