center/ljust/rjust/zfill/format/format_map格式化字符串 center 返回宽度 width 的字符串,原字符串居中,两端填充fillchar的字符串 fillchar默认为空格 语法: >>> help(str.center) Help on method_descriptor: center(...) S.center(width[, fillchar]) -> str Return S centered in a string of length ...
python的string模块 1.字符串属性方法操作: 1.>字符串格式输出对齐 1 2 3 4 5 6 7 8 9 10 11 >>> str = "Python stRING" >>> print str.center(20) #生成20个字符长度,str排中间 Python stRING >>> print str.ljust(20) #生成20个字符长度,str左对齐 Python stRING >>> print str.rjust...
Format specifiers in Python control how values appear when formatted, using components like fill, align, sign, width, and type. You align text in Python string formatting using the align component, which can justify text to the left, right, or center within a specified width.When...
S.rjust(width[, fillchar]) -> str Return S right-justified in a string of length width. Padding is done using the specified fill character (default is a space). 1. 2. 3. 4. 5. 6. 一个必填参数,width,用于指定字符串总宽度 一个选填参数,fillchar,width>字符串长度时,用于填充缺少的字...
print s.center(10,'_') 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 使用format()函数 使用map函数和dict.keys()找到键最长的key, s = 'abc' #def format(value, format_spec=None) """ format(value[, format_spec]) -> string ...
(y) <==> x==y | | __format__(...) | S.__format__(format_spec) -> string | | Return a formatted version of S as described by format_spec. | | __ge__(...) | x.__ge__(y) <==> x>=y | | __getattribute__(...) | x.__getattribute__('name') <==> x.name...
Let’s left-align the number and center the string: print("Sammy has {0:<4} red {1:^16}!".format(5,"balloons")) Copy Output Sammy has 5 red balloons ! Now we see that5is left-aligned, providing space in the field beforered, andballoonsis centered in its field with space to th...
format() 格式化字符串 所有内建函数源代码如下: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 class str(basestring): """ str(object='') -> string Return a nice string representation of the object. If the argument is a string, the return value is the same object. """ def capitalize...
Return a right-justified string of length width. Padding is done using the specified fill character (default is a space). 返回长度为width的右对齐字符串。 使用指定的填充字符(默认为空格)填充。 """ pass def rpartition(self, *args, **kwargs): # real signature unknown ...
format_map() Formats specified values in a string index() Searches the string for a specified value and returns the position of where it was found isalnum() Returns True if all characters in the string are alphanumeric isalpha() Returns True if all characters in the string are in the alpha...