[英]Where do the trailing digits come from when converting a float to an int?
[英]Keeping trailing 0 when converting from str to float
将带有尾随零的数字从字符串转换为float时,我遇到以下问题:
a = 1.100
string_a = str(a)
float_a = float(string_a)
float_a = 1.1
有没有办法将str转换为float,同时将尾随0保持在最后?
零首先不保留:
>>> 1.100
1.1
>>> 1.100 == 1.1
True
但是,当您将其打印出来时,您可以使用字符串格式来保留它们:
>>> 'It works: {:0.3f}'.format(1.1)
'It works: 1.100'
>>> 'And even with integers: {:0.3f}'.format(10000)
'And even with integers: 10000.000'
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