s.decode([encoding[,errors]]) -> object 以encoding指定的编码格式解码string,如果出错默认报一个ValueError的异常,除非 errors指定的是'ignore'或者'replace' 代码语言:javascript 代码运行次数:0 运行 AI代码解释 str = "this is string example...wow!!!"; str = str.encode('base64','strict'); prin...
In our case, we only have a dot and comma punctunation characters in the file. We replace them with empty string thus removing them. $ ./replace_reg.py city-states days was Empire and second of led Battle alliance Greece King Persian Leonidas during between course Thermopylae Sparta I ...
replace(old_string, new_string) 其中: - source_string:待处理的源字符串; - old_string:被替换的旧字符串; - new_string:替换的新字符串; - replace:字符串替换方法的语法关键词。 例如,在如下字符串中,用small子串替换big子串: # coding = utf-8 # 创建一个字符串circle source_string = 'The world...
must be a string, whose characters will be mapped to None in the result."""pass#根据table表的映射关系,将字符串中的每个字符转换成另一个deftranslate(self, table):#real signature unknown; restored from __doc__"""S.translate(table) -> str Return a copy of the string S in which each ch...
Whether using the straightforward replace() method, slicing, the list data structure, the regex module, or techniques for handling multiple characters, Python offers versatile solutions for string manipulation. Selecting the appropriate method depends on the complexity of the task and the specific ...
title() -> string Return a titlecased version of S, i.e. words start with uppercase characters, all remaining cased characters have lowercase. """ return "" def translate(self, table, deletechars=None): """ 转换,需要先做一个对应表,最后一个表示删除字符集合 intab = "aeiou" outtab =...
276 If chars is given and not None, remove characters in chars instead. 277 278 """ 279 return s.rstrip(chars) 280 281 282 # Split a string into a list of space/tab-separated words 283 def split(s, sep=None, maxsplit=-1): 284 """split(s [,sep [,maxsplit]]) -> list of ...
must be a string, whose characters will be mapped to None in the result. Docstring: S.translate(table) -> str Return a copy of the string S in which each character has been mapped through the given translation table. The table must implement ...
replace(...)| S.replace(old, new[, count]) -> string|| Return a copy of string S ...
'string' location -> 10'spring' location -> -1 默认情况下,find()返回子字符串第一次出现的第一个字符的索引,如果找不到子字符串,则返回-1。对这一默认情况拿捏不准时,可以查阅一下相关文档。 7. 子字符串替换 找到子字符串之后,如果想替换这...