#pragma mark -原始数据是20220608155116，加工成2022/06/08 15:51:16

-(NSString *)timeString:(NSString *)toIndexstring{

    NSMutableArray *arr = [NSMutableArray array];

      for (int i=0; i<toIndexstring.length; i+=2) {

          NSInteger num = 2;

          if (i == 0){

              num = 4;

          }else if (i<4){

              continue;

          }

          NSRange subRange = NSMakeRange(i, num);

          NSString *newStr = [toIndexstring substringWithRange:subRange];

          [arr addObject:newStr];

      }

      NSString *arre0 = [arr objectAtIndex:0];

                  NSString *arre1 = [arr objectAtIndex:1];

                  NSString *arre2 = [arr objectAtIndex:2];

                  NSString *arre3 = [arr objectAtIndex:3];

                  NSString *arre4 = [arr objectAtIndex:4];

                  NSString *arre5 = [arr objectAtIndex:5];

                  NSString *rssiConlba = [NSString stringWithFormat:@"%@/%@/%@ %@:%@:%@",arre0,arre1,arre2,arre3,arre4,arre5];

    return rssiConlba;

}