取完表中所有的字段
DTDict_SysDataSwitch.TableName = "Dict_SysDataSwitch";
DataTable DTTest = DTDict_SysDataSwitch;
this.dataGridView_SysDataSwitch.DataSource = DTDict_SysDataSwitch;
//string aa = DTDict_SysDataSwitch.Columns[0].DefaultValue;
string [][] testarr= new string[20][];
for(int i=0;i<DTDict_SysDataSwitch.Rows.Count;i++)
{
for(int j=0;j<DTDict_SysDataSwitch.Columns.Count;j++)
{
DTTest.Rows[i][j] = DTDict_SysDataSwitch.Rows[i][j];
}
}
DTDict_SysDataSwitch.TableName = "Dict_SysDataSwitch";
DataTable DTTest = DTDict_SysDataSwitch;
this.dataGridView_SysDataSwitch.DataSource = DTDict_SysDataSwitch;
//string aa = DTDict_SysDataSwitch.Columns[0].DefaultValue;
string [][] testarr= new string[20][];
for(int i=0;i<DTDict_SysDataSwitch.Rows.Count;i++)
{
for(int j=0;j<DTDict_SysDataSwitch.Columns.Count;j++)
{
DTTest.Rows[i][j] = DTDict_SysDataSwitch.Rows[i][j];
}
}
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