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PONot retrieving data from Gridview to Excel
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  1. PONot retrieving data from Gridview to Excel
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    copied!<p>The only display in the excel file is the column name and not the data came from the Gridview.</p> <p>Here are my Functions</p> <pre><code> private void ToCsV(DataGridView dGV, string filename) { string stOutput = ""; // Export titles: string sHeaders = ""; for (int j = 0; j &lt; dGV.Columns.Count; j++) sHeaders = sHeaders.ToString() + Convert.ToString(dGV.Columns[j].HeaderText) + "\t"; stOutput += sHeaders + "\r\n"; // Export data. for (int i = 0; i &lt; dGV.RowCount - 1; i++) { string stLine = ""; for (int j = 0; j &lt; dGV.Rows[i].Cells.Count; j++) stLine = stLine.ToString() + Convert.ToString(dGV.Rows[i].Cells[j].Value) + "\t"; stOutput += stLine + "\r\n"; } Encoding utf16 = Encoding.GetEncoding(1254); byte[] output = utf16.GetBytes(stOutput); FileStream fs = new FileStream(filename, FileMode.Create); BinaryWriter bw = new BinaryWriter(fs); bw.Write(output, 0, output.Length); //write the encoded file bw.Flush(); bw.Close(); fs.Close(); } </code></pre> <p>Function that called the data from SQL</p> <pre><code> private void Details() { DataTable dt = new DataTable(); SqlDataAdapter adp = new SqlDataAdapter("SELECT * FROM Customer WHERE CustomerID like " + txtCustomerID.Text, cn); adp.Fill(dt); gvHistory.DataSource = dt; } </code></pre> <p>This is my code in button to save as excel file the data from GridView.</p> <pre><code>private void button2_Click(object sender, EventArgs e) { SaveFileDialog sfd = new SaveFileDialog(); sfd.Filter = "Excel Documents (*.xls)|*.xls"; sfd.FileName = ""; if (sfd.ShowDialog() == DialogResult.OK) { //ToCsV(dataGridView1, @"c:\export.xls"); ToCsV(gvHistory, sfd.FileName); // Here dataGridview1 is your grid view name } } </code></pre>
 

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