2014年6月23日
Find and counter
摘要： Find: In a sense, find is the opposite of the [] operator. Instead of taking an index and extracting the corresponding character, it takes a... 阅读全文
posted @ 2014-06-23 22:06 平静缓和用胸音说爱 阅读(247) 评论(0) 推荐(0)
Strings are immutable
摘要： It is tempting to use the [] operator on the left side of an assignment, with the intention of changing a character in a string. The ‘object... 阅读全文
posted @ 2014-06-23 10:51 平静缓和用胸音说爱 阅读(279) 评论(0) 推荐(0)