int.Parse(para[3].Value.ToString());这句为什么会报未将对象引用到对象的实例的错误.SqlParameter[] para = {new SqlParameter("@WarehouseId",SqlDbType.Int),new SqlParameter("@PageIndex",SqlDbType.Int),new SqlParameter("@PageSize",Sql
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![int.Parse(para[3].Value.ToString());这句为什么会报未将对象引用到对象的实例的错误.SqlParameter[] para = {new SqlParameter(](/uploads/image/z/11608297-25-7.jpg?t=int.Parse%28para%5B3%5D.Value.ToString%28%29%29%3B%E8%BF%99%E5%8F%A5%E4%B8%BA%E4%BB%80%E4%B9%88%E4%BC%9A%E6%8A%A5%E6%9C%AA%E5%B0%86%E5%AF%B9%E8%B1%A1%E5%BC%95%E7%94%A8%E5%88%B0%E5%AF%B9%E8%B1%A1%E7%9A%84%E5%AE%9E%E4%BE%8B%E7%9A%84%E9%94%99%E8%AF%AF.SqlParameter%5B%5D+para+%3D+%7Bnew+SqlParameter%28%22%40WarehouseId%22%2CSqlDbType.Int%29%2Cnew+SqlParameter%28%22%40PageIndex%22%2CSqlDbType.Int%29%2Cnew+SqlParameter%28%22%40PageSize%22%2CSql)
int.Parse(para[3].Value.ToString());这句为什么会报未将对象引用到对象的实例的错误.SqlParameter[] para = {new SqlParameter("@WarehouseId",SqlDbType.Int),new SqlParameter("@PageIndex",SqlDbType.Int),new SqlParameter("@PageSize",Sql
int.Parse(para[3].Value.ToString());这句为什么会报未将对象引用到对象的实例的错误.
SqlParameter[] para = {
new SqlParameter("@WarehouseId",SqlDbType.Int),
new SqlParameter("@PageIndex",SqlDbType.Int),
new SqlParameter("@PageSize",SqlDbType.Int),
new SqlParameter("@PageCount",SqlDbType.Int)
};
para[0].Value = id;
para[1].Value = index;
para[2].Value = size;
para[3].Direction = ParameterDirection.Output;
int.Parse(para[3].Value.ToString());这句为什么会报未将对象引用到对象的实例的错误.SqlParameter[] para = {new SqlParameter("@WarehouseId",SqlDbType.Int),new SqlParameter("@PageIndex",SqlDbType.Int),new SqlParameter("@PageSize",Sql
para[3].Value.ToString()); 这里的para 没有取到值也就不存在para[3].Value.ToString());