List<SqlParameter> ilist = new List<SqlParameter>();
ilist.Add(new SqlParameter("@Param1", "1"));
ilist.Add(new SqlParameter("@Param2", "2"));
ilist.Add(new SqlParameter("@Param3", "3"));
ilist.Add(new SqlParameter("@Param4", "4"));
ilist.Add(new SqlParameter("@ParamLike","%5%"));//Like的写法
SqlParameter[] param = ilist.ToArray();
//有时候会有数据类型的问题,也可以指定类型,就是得另外赋值
List<SqlParameter> ilist = new List<SqlParameter>();
SqlParameter para1 = new SqlParameter($"@Param1", SqlDbType.VarChar);
para1.Value = "content1";
ilist.Add(para1);
SqlParameter para2 = new SqlParameter($"@Param2", SqlDbType.VarChar);
para2.Value = "content2";
ilist.Add(para2);
SqlParameter[] param = ilist.ToArray();