摘要：
NSCharacterSet *whitespace = [NSCharacterSetwhitespaceAndNewlineCharacterSet];NSString *username= [mUsernameField stringValue];username = [usernamestringByTrimmingCharactersInSet:whitespace];THE END ! 阅读全文
posted @ 2011-11-08 12:00 星尘的天空 阅读(254) 评论(0) 推荐(0) 编辑