你看看对你有用没!
static DataTable tb;
//绑定一条空数据
private void bind()
{
tb= new DataTable();
DataColumn code = new DataColumn("code");
code.DefaultValue = "";
tb.Columns.Add(code);
DataColumn c = new DataColumn("invoice");
c.DefaultValue = "";
tb.Columns.Add(c);
c = new DataColumn("Name");
c.DefaultValue = "";
tb.Columns.Add(c);
c = new DataColumn("SPECTYPE");
c.DefaultValue = "";
tb.Columns.Add(c);
c = new DataColumn("STARTDATE");
c.DefaultValue = "";
tb.Columns.Add(c);
c = new DataColumn("WORKLOAD");
c.DefaultValue = "";
tb.Columns.Add(c);
c = new DataColumn("RAWVALUE");
c.DefaultValue = "";
tb.Columns.Add(c);