upper() -> string Return a copy of the string S converted to uppercase. """ return "" def zfill(self, width): """方法返回指定长度的字符串,原字符串右对齐,前面填充0。""" """ S.zfill(width) -> string Pad a numeric string S with zeros on the left, to fill a field of the ...
Return True if the string is a whitespace string, False otherwise. A string is whitespace if all characters in the string are whitespace and there is at least one character in the string. """ pass def istitle(self, *args, **kwargs): # real s...
356 If chars is unicode, S will be converted to unicode before stripping 357 """ 358 return "" 359 360 def swapcase(self): 361 """ 大写变小写,小写变大写 """ 362 """ 363 S.swapcase() -> string 364 365 Return a copy of the string S with uppercase characters 366 converted to lo...
= stringCentralDir: 131 raise BadZipfile("Bad magic number for central directory") 132 if self.debug > 2: 133 print centdir 134 filename = fp.read(centdir[_CD_FILENAME_LENGTH]) 135 # Create ZipInfo instance to store file information 136 x = ZipInfo(filename) 137 x.extra = fp.read(...
to_eng_string([context]) 如果需要指数,则转换为字符串,使用工程符号。 工程符号的指数是3的倍数。这可以在小数点左边留下最多3位数字,并且可能需要添加一个或两个尾随零。 例如,这转换Decimal('123E+1')为Decimal('1.23E+3')。 to_integral([rounding[, context]]) 与该to_integral_value()方法相同。该...
使用LINQ的几个示例: Using System.LinqUsing System.TextDim input As String = "TheQuickBrownFox" 如果您不知道,字符串是字符的集合,因此可以使用ForEach循环(e.g.,For Each c As Char In input)迭代字符串内容。 ▶ 从字符集合(Enumerable(Of Char))生成字符串,如果第一个大写字符在字符串中,则不包括...
Now, how does the newline escape sequence work? Usually, a newline character terminates a physical line of input. To add a newline character, you just press Enter in the middle of a string. This will raise a SyntaxError exception:
1 """A collection of string operations (most are no longer used). 2 3 Warning: most of the code you see here isn't normally used nowadays. 4 Beginning with Python 1.6, many of these functions are implemented as 5 methods on the standard string object. They used to be implemented ...
Returns original string leftpadded with zeros to a total of width characters; intended for numbers, zfill() retains any sign given (less one zero). Built-in Functions with Strings Following are the built-in functions we can use with strings − ...
upper() -> string Return a copy of the string S converted to uppercase. """ return "" def zfill(self, width): """方法返回指定长度的字符串,原字符串右对齐,前面填充0。""" """ S.zfill(width) -> string Pad a numeric string S with zeros on the left, to fill a field of the ...