| Return a list of the words in the string S, using sep as the | delimiter string, starting at the end of the string and working | to the front. If maxsplit is given, at most maxsplit splits are | done. If sep is not specified or is None, any whitespace string | is a separa...
{ "site_name": "web-app", "python_version": ["3.5.2"], "use_azure": "y", "_visual_studio": { "site_name": { "label": "Site name", "description": "E.g. <site-name>.azurewebsites.net (can only contain alphanumeric characters and `-`)" }, "python_version": { "label"...
Return a list of the words in S, using sep as the delimiter string. If maxsplit is given, at most maxsplit splits are done. If sep is not specified or is None, any whitespace string is a separator and empty strings are removed from the result. """ return [] 用法:返回字符串中所有...
the return value is the same object. 7 """ 8 def capitalize(self): 9 """ 首字母变大写 """ 10 """ 11 S.capitalize() -> string 12 13 Return a copy of the string S with only its first character 14 capitalized
from stringimportascii_letters,digits defcompare_alphanumeric(first,second):forcharacterinfirst:ifcharacterinascii_letters+digits and character notinsecond:returnFalsereturnTrue str1='ABCD'str2='ACDB'print(compare_alphanumeric(str1,str2))str1='A45BCD'str2='ACD59894B'print(compare_alphanumeric(str...
Perform a string formatting operation. 应该和 原来的 % 差不多。 参考文档:文档 str.index(sub[, start[, end]]) Like find(), but raise ValueError when the substring is not found str.isalnum() Return true if all characters in the string are alphanumeric and there is at least one character...
ReturnScenteredinastringoflengthwidth.Paddingis doneusingthespecifiedfillcharacter(defaultisaspace)(返回年代集中在一个字符串的长度宽度。填充使用指定的填充字符(默认是一个空间)) """ return"" defcount(self,sub,start=None,end=None):#realsignatureunknown;restoredfrom__doc__ ...
Return True if all characters in S are alphanumeric and there is at least one character in S, False otherwise. 如果string 至少有一个字符并且所有字符都是字母或数字则返回 True,否则返回 False In [104]:'hello 123'.isalnum()#有了空格特殊字符Out[104]: False ...
There are a number of string methods that will return Boolean values: MethodTrueif str.isalnum()String consists of only alphanumeric characters (no symbols) str.isalpha()String consists of only alphabetic characters (no symbols) str.islower()String’s alphabetic characters are all lower case ...
{ "site_name": "web-app", "python_version": ["3.5.2"], "use_azure": "y", "_visual_studio": { "site_name": { "label": "Site name", "description": "E.g. <site-name>.azurewebsites.net (can only contain alphanumeric characters and `-`)" }, "python_version": { "label"...