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  • 根据DataTable 创建 XML

    //读Xml至DataTable 

       private void butInputXml_Click(object sender, EventArgs e)
            {
                DataSet ds = new System.Data.DataSet();
                ds.ReadXml(this.txtXmlFile.Text);
                DataTable dt = ds.Tables[0];

                this.dataGridView1.DataSource = dt;
            }

    //保存Xml

            private void butSaveXml_Click(object sender, EventArgs e)
            {
                 DataTable dt = (DataTable)this.dataGridView1.DataSource;
                 m_CreateXml(this.txtXmlFile.Text,dt);
            }

    //根据DataTable 创建 XML

            private void m_CreateXml(string strXmlFile,DataTable dt)
            {
                System.Xml.XmlTextWriter xmlWriter;
                string strFilename = strXmlFile;
                xmlWriter = new System.Xml.XmlTextWriter(strFilename, Encoding.Default);//创建一个xml文档
                xmlWriter.Formatting = System.Xml.Formatting.Indented;

                xmlWriter.WriteStartDocument();
                xmlWriter.WriteStartElement("handler");

                for (int i = 0; i < dt.Rows.Count-1; i++)
                {
                    xmlWriter.WriteStartElement("flow");
                    for (int j = 0; j < dt.Columns.Count - 1; j++)
                    {
                        xmlWriter.WriteStartElement(dt.Columns[j].Caption);
                        xmlWriter.WriteString(dt.Rows[i][j].ToString());
                        xmlWriter.WriteEndElement();
                    }
                    xmlWriter.WriteEndElement();
                }

                xmlWriter.WriteEndElement();
                xmlWriter.Close();

            }

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  • 原文地址:https://www.cnblogs.com/hailexuexi/p/1780206.html
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