字典的存入与取出

存入

-(void)writeDic:(NSDictionary*)dic{

NSArray *paths=NSSearchPathForDirectoriesInDomains(NSDocumentDirectory,NSUserDomainMask,YES);

NSString *path=[paths    objectAtIndex:0];

NSLog(@"path = %@",path);

NSString *filename=[path stringByAppendingPathComponent:@"test.plist"];

NSFileManager* fm = [NSFileManager defaultManager];

[fm createFileAtPath:filename contents:nil attributes:nil];

[dic writeToFile:filename atomically:YES];

//NSDictionary* dic = [NSDictionary dictionaryWithContentsOfFile:plistPath];

}

取出

-(NSDictionary*)dic{

NSArray *paths=NSSearchPathForDirectoriesInDomains(NSDocumentDirectory,NSUserDomainMask,YES);

NSString *path=[paths    objectAtIndex:0];

NSLog(@"path = %@",path);

NSString *filename=[path stringByAppendingPathComponent:@"test.plist"];

NSDictionary* dic2 = [NSDictionary dictionaryWithContentsOfFile:filename];

return dic2;

}