patternmentioned is whitespace at the beginning of the string.s1=re.sub(pattern,””,s) 提到的模式是字符串开头的空格。s1=re.sub(pattern,””,s) re.sub() will replace the pattern (whitespaces at the beginning of string) t
Remove spaces at the beginning and at the end of the string: txt = " banana "x = txt.strip() print("of all fruits", x, "is my favorite") Try it Yourself » Definition and UsageThe strip() method removes any leading, and trailing whitespaces.Leading...
What if you only need to remove whitespace from the beginning and end of your string?You can use the string strip method:>>> version = "\tpy 310\n" >>> stripped_version = version.strip() >>> stripped_version 'py 310' By default the strip method removes all whitespace characters (...
If sep is not specified or is None, any whitespace string is a separator. """ return [] def rstrip(self, chars=None): """ S.rstrip([chars]) -> string or unicode Return a copy of the string S with trailing whitespace removed. If chars is given and not None, remove characters in...
a nice string representation of the object. | If the argument is a string, the return value is the same object. | | Method resolution order: | str | basestring | object | | Methods defined here: | | __add__(...) | x.__add__(y) <==> x+y | | __contains__(...) | x...
Return a copy of the string S with leading and trailing whitespace removed. If chars is given and not None, remove characters in chars instead. >>>str1=" hello world ">>>str2="hello world ">>>str1.strip()'hello world'>>>str2.strip()'hello world' ...
splits are done. If sep is not specified, any whitespace string is a separator. """ return [] def rstrip(self, chars=None): """ S.rstrip([chars]) -> str Return a copy of the string S with trailing whitespace removed. If chars is given and not None, remove characters in chars ...
Return a copy of the string S with leading whitespace removed. If chars is given and not None, remove characters in chars instead."""return""#把右边的chars截断defrstrip(self, chars=None):#real signature unknown; restored from __doc__"""S.rstrip([chars]) -> str ...
{s2}{}'")s2_remove_both=s2.strip()( '\n sammy\n shark\t 'print(f"string: '{s3}'")s3_remove_leading_newline=s3.lstrip('\n')printf"remove only leading newline: ' The output is: Output The output shows that thelstrip()method removes the leading newline character but doesn’t re...
Return a copy of the string S with leading whitespace removed. If chars is given and not None, remove characters in chars instead. S.rstrip([chars]) -> str Return a copy of the string S with trailing whitespace removed. If chars is given and not None, remove characters in chars instead...