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อยากทราบวิธีทำให้ปุ่มแสดงหรือไม่แสดงโดยการเช็คค่าที่ฐานค่ามูลอะครับ |
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มันเหมือนกับว่ามันไม่ได้อ่านค่าในโคดที่ผมเขียนเลย
ผมลองเขียน
Code (PHP)
if (hdfprinter.Value != "")
{
bttdel.Enabled = true;
bttprinter.Enabled = true;
}
else {
bttdel.Enabled = false;
bttprinter.Enabled = false;
}
มันก็แสดงผลแต่โคดที่ผมเขียนมันไม่แสดงอะไรเลยครับพี่มีวิธีอื่นนอกจากที่ผมเขียนไหมครับ
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ประวัติการแก้ไข 2012-07-05 11:43:11
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Date :
2012-07-05 11:41:47 |
By :
glammers |
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Code (C#)
if (!string.IsNullOrEmpty(hdfprinter.Value))
{
//do something
}
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Date :
2012-07-05 11:54:15 |
By :
อิอิ |
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อยากดูค่าใน ds.Tables["tmp1"].Rows[0] อ่ะ
Code (C#)
if (!string.IsNullOrEmpty(hdfprinter.Value))
{
sqlstr = "select * from quotation where QTID=@QTID";
comm = new SqlCommand(sqlstr, conn);
comm.Parameters.Add("@QTID", SqlDbType.VarChar).Value = hdfQTID.Value;
da.SelectCommand = comm;
da.Fill(ds, "tmp1");
if (dr = ds.Tables["tmp1"].Rows.Count > 0)
{
Response.Write(ds.Tables["tmp1"].Rows[0].ToString());
}
}
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Date :
2012-07-05 16:24:48 |
By :
อิอิ |
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โห ด้านบนโค้ดผิดแหละ
Code (C#)
if (!string.IsNullOrEmpty(hdfprinter.Value))
{
sqlstr = "select * from quotation where QTID=@QTID";
comm = new SqlCommand(sqlstr, conn);
comm.Parameters.Add("@QTID", SqlDbType.VarChar).Value = hdfQTID.Value;
da.SelectCommand = comm;
da.Fill(ds, "tmp1");
if (ds.Tables["tmp1"].Rows.Count > 0) // <-- แก้แล้ว
{
Response.Write(ds.Tables["tmp1"].Rows[0].ToString());
}
}
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Date :
2012-07-05 16:30:12 |
By :
อิอิ |
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เข้าใจอะไรผิดเปล่า โค้ดที่ให้ไปไม่ใช่ให้ไปใช้เลยนะ
แค่อยากขอดูค่า ds.Tables["tmp1"].Rows[0]
อยากให้ Response.Write ให้ดูหน่อย
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Date :
2012-07-06 13:23:41 |
By :
อิอิ |
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Load balance : Server 04
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