OBJC: Date Formatter Sample

OBJC: Date Formatter

    NSDate to NSString:
    
    NSDateFormatter* dateFormatter = [[NSDateFormatter alloc] init];
    [dateFormatter setDateFormat:@"yyyy-MM-dd"];
    NSDate* myDate = [NSDate date];
    NSString *stringFromDate = [dateFormatter stringFromDate:myDate];
    
    NSString to NSDate:
    
    NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
    [dateFormatter setDateFormat:@"yyyy-MM-dd HH:mm:ss Z"];
    [dateFormatter setTimeZone:[NSTimeZone timeZoneForSecondsFromGMT:0]];
    NSDate *sapTimestamp = [dateFormatter dateFromString:@"2015-05-08 23:36:30 +0000"];
    NSLog(@"%@",[dateFormatter stringFromDate:sapTimestamp]);
    //OP:2015-05-08 23:36:30 +0000