1，将DataGridView中的数据导入到Csv文件中
public static bool dataGridViewToCSV(DataGridView dataGridView)
{
if (dataGridView.Rows.Count == 0)
{
MessageBox.Show("没有数据可导出!", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
return false;
}
SaveFileDialog saveFileDialog = new SaveFileDialog();
saveFileDialog.Filter = "CSV files (*.csv)|*.csv";
saveFileDialog.FilterIndex = 0;
saveFileDialog.RestoreDirectory = true;
saveFileDialog.CreatePrompt = true;
saveFileDialog.FileName = null;
saveFileDialog.Title = "保存";
if (saveFileDialog.ShowDialog() == DialogResult.OK)
{
Stream stream = saveFileDialog.OpenFile();
StreamWriter sw = new StreamWriter(stream, System.Text.Encoding.GetEncoding(-0));
string strLine = "";
try
{
//表头
for (int i = 0; i 0)
strLine += ",";
strLine += dataGridView.Columns[i].HeaderText;
}
strLine.Remove(strLine.Length - 1);
sw.WriteLine(strLine);
strLine = "";
//表的内容
for (int j = 0; j 0 && k <p> <span style="color: rgb(243, 59, 69);">2，<a style="color:#f60; text-decoration:underline;" title="c#" href="https://m.php.cn/zt/33388.html" target="_blank">c#</a>中将datagridview中的数据导出到excel中</span></p><pre class="brush:css;toolbar:false">public static bool dataGridViewToExcel(DataGridView dataGridView)
{
if (dataGridView.Rows.Count == 0)
{
MessageBox.Show("没有数据可导出!", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
return false;
}
string fileName = "";
string saveFileName = "";
SaveFileDialog saveDialog = new SaveFileDialog();
saveDialog.DefaultExt = "xlsx";
saveDialog.Filter = "Excel文件|*.xlsx";
saveDialog.FileName = fileName;
saveDialog.ShowDialog();
saveFileName = saveDialog.FileName;
if (saveFileName.IndexOf(":") <pre class="brush:css;toolbar:false">//*********************************************************************************************//
//*功能：当使用Excel.Application方法的时候，系统会自动创建一个Excel进程，即使当你使用Excel.Quit()之后，也是不会关闭的。 //*参数：通过进程ID来唯一标识我们自己创建的进程，然后在关闭Excel.Application的时候一同将进程Kill掉。 //*返回值：无 //*时间：2018-04-25 //**********************************************************************************************// public static void Kill(Microsoft.Office.Interop.Excel.Application excel) { IntPtr t = new IntPtr(excel.Hwnd); int k = 0; GetWindowThreadProcessId(t, out k); System.Diagnostics.Process p = System.Diagnostics.Process.GetProcessById(k); p.Kill(); }
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