标签:ar 使用 sp for strong on bs ef as
set值时, 一定要这样:
[USER_DEFAULT removeObjectForKey:@"123"];
[USER_DEFAULT setObject:obj forKey:@"123"];
[USER_DEFAULT synchronize];
标签:ar 使用 sp for strong on bs ef as
原文地址:http://www.cnblogs.com/liman1990/p/4128192.html