UITableView设置cell的separator 分割线

self.myTableview.tableFooterView = [[UIView alloc] initWithFrame:CGRectZero];  

- (void)tableView:(UITableView *)tableView willDisplayCell:(UITableViewCell *)cell forRowAtIndexPath:(NSIndexPath *)indexPath{  

            cell.separatorInset = UIEdgeInsetsMake(0, 50, 0, 0);  
   //UIEdgeInsetsMake(CGFloat top, CGFloat left, CGFloat bottom, CGFloat right)
   //缩进50pt
} 

- (void)tableView:(UITableView *)tableView willDisplayCell:(UITableViewCell *)cell forRowAtIndexPath:(NSIndexPath *)indexPath{  

        if (indexPath.row==dataSourceArray.count-1) {  
            cell.separatorInset = UIEdgeInsetsMake(0, 320 , 0, 0);  
        }  
} 

-(void)viewDidLayoutSubviews
{
    if ([self.tableView respondsToSelector:@selector(setSeparatorInset:)]) {
        [self.tableView setSeparatorInset:UIEdgeInsetsMake(0,50,0,0)];
    }
    
    if ([self.tableView respondsToSelector:@selector(setLayoutMargins:)]) {
        [self.tableView setLayoutMargins:UIEdgeInsetsMake(0,50,0,0)];
    }
}

-(void)tableView:(UITableView *)tableView willDisplayCell:(UITableViewCell *)cell forRowAtIndexPath:(NSIndexPath *)indexPath
{
    if ([cell respondsToSelector:@selector(setSeparatorInset:)]) {
        [cell setSeparatorInset:UIEdgeInsetsZero];
    }
    
    if ([cell respondsToSelector:@selector(setLayoutMargins:)]) {
        [cell setLayoutMargins:UIEdgeInsetsZero];
    }
}