在Apple文档中,他们说nsdateFormatter使用Unicode作为规范。我已经阅读了规范,但在解释这个日期时遇到了问题:
NSDateFormatter *frm = [[NSDateFormatter alloc] init];
[frm setDateFormat:@"EEE MMM dd HH:mm:ss ZZZ yyyy"];
NSLog(@"Tue Oct 13 09:24:15 +0000 2009 becomes %@", [frm dateFromString:@"Tue Oct 13 09:24:15 +0000 2009"]);
此代码打印出来:
2009-10-13 11:37:40.334 test2[1704:20b] Tue Oct 13 09:24:15 +0000 2009 becomes (null)