Python向左填充零

代码示例

将零填充到字符串python

my_str='9'
my_str.zfill(2)

垫零一串蟒蛇

my_str='9'
my_str.zfill(2)

在数字后面填充零python

f_num.strip().zfill(2)

填补零背后数蟒蛇

f_num.strip().zfill(2)

字符串格式零填充int python

i = 69
s = f'{i:03}'  # for Python >= 3.6, zero padding to have 3 digits

填补零左蟒蛇

# apply to pandas dataframe column
df['column'].apply(lambda x: str(x).zfill(11))

python向左填充零

>>> n = '4'
>>> print(n.zfill(3))
004

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