strig=“what is your name”
substring="name"
str.endswith(suffix[, start[, end]])str.find(sub[, start[, end]])str.index(sub[, start[, end]])str.rfind(sub[, start[, end]])str.rindex(sub[, start[, end]])str.startswith(prefix[, start[, end]])>>> my_string="what is your name" >>> substring="name" >>> substring in my_string True >>> my_string.find(substring) 13 >>> my_string.rfind(substring) 13 >>> my_string.index(substring) 13 >>> my_string.endwith(substring) Traceback (most recent call last): File "<stdin>", line 1, in <module> AttributeError: ‘str‘ object has no attribute ‘endwith‘ >>> my_string.endswith(substring) True
原文：http://www.cnblogs.com/caizhenzhen/p/5094168.html