学习NSDictionary
2011-03-26
纯学习笔记,呵呵!
初始化NSDictionary:
NSDictionary *dict = [NSDictionary dictionary];
给dictionary赋值:
[dict setValue:[NSString stringWithString:@"test"] forKey:[NSString stringWithString:@"123"]];
[dict setValue:[NSString stringWithString:@"test"] forKey:[NSString stringWithString:@"124"]];
[dict setValue:[NSString stringWithString:@"test"] forKey:[NSString stringWithString:@"125"]];
遍历dictionary:
for (id key in dataDic)
{
NSLog(@"key: %@ value: %@",key, [dataDic objectForKey:key]);
}