本文介绍了SQL命令:字符串查询-合并3个文本框的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!

问题描述

请更正代码:

Please correct the code:

cmdupdate.CommandText = "Insert Into RawMat " +
                " (ProductDimension) " +
                " VALUES ('" + txtwidth.Text + "', '" + txtheight.Text + "', '" + txtunitofmeasurement.Text + "')";
            cmdupdate.ExecuteNonQuery();



输出:

给出的:
高度= 5
宽度= 7
单位=英尺

答:
尺寸= 5 x 7英尺



Output:

Given:
height = 5
width = 7
unit = feet

Answer:
dimension = 5 x 7 feet

推荐答案

cmdupdate.CommandText = "Insert Into RawMat " +
                " (ProductDimension) " +
                " VALUES ('" + txtwidth.Text + " X " + txtheight.Text + " " + txtunitofmeasurement.Text + "')";
            cmdupdate.ExecuteNonQuery();


cmdupdate.CommandText = "Insert Into RawMat (ProductDimension) VALUES (@dim)";
cmdupdate.Parameters.AddWithValue("@dim", string.Format("{0} x {1} {2}", txtwidth.Text, txtheight.Text, txtunitofmeasurement.Text));


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10-28 07:33