Python系统帮助里面是这么说的
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>>> help ( int ) Help on class int in module __builtin__: class int ( object ) | int (x[, base]) - > integer | | Convert a string or number to an integer, if possible. A floating point | argument will be truncated towards zero (this does not include a string | representation of a floating point number!) When converting a string, use | the optional base. It is an error to supply a base when converting a | non - string. If base is zero, the proper base is guessed based on the | string content. If the argument is outside the integer range a | long object will be returned instead. >>> int ( 12.0 ) 12 |
int()函数可以将一个数转化为整数
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>>> int ( '12' , 16 ) 18 |
这里有两个地方要注意:1)12要以字符串的形式进行输入,如果是带参数base的话
2)这里并不是将12转换为16进制的数,而是说12就是一个16进制的数,int()函数将其用十进制数表示,如下
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>>> int ( '0xa' , 16 ) 10 >>> int ( '10' , 8 ) 8 |
总结
以上所述是小编给大家介绍Python中int()函数的用法浅析,希望对大家有所帮助,如果大家有任何疑问请给我留言,小编会及时回复大家的。在此也非常感谢大家对服务器之家网站的支持!
原文链接:http://blog.csdn.net/changzhi1990/article/details/23825919