/// <summary>
/// 根据主键ID删除实体
/// 调用方法 例如：dbContext.DeleteEntity<Member/>(new Member { Id = 1 });
/// CreateDate:2014年9月5日 17:17:51
/// </summary>
/// <typeparam name="TEntity"></typeparam>
/// <param name="isSave"></param>
/// <param name="entities"></param>
public int DeleteEntity(bool isSave = false, params TEntity[] entities)
{
EFContext.DeleteEntity(entities);
return(isSave ? EFContext.Commit() : 0);
}