private void button2_Clickobject sender EventArgs e判别LR0文法 读取文法产生式 string productionsArr = richTextBox1TextSplitnew string rn StringSplitOptionsRemoveEmptyEntries;

private void button4_Click(object sender, EventArgs e) { BuilditemFamily(); dataGridView1.Columns.Clear(); dataGridView1.Columns.Add("State", "状态"); dataGridView1.Columns.Add("ItemSet", "项目族信息"); for (int i = 0; i < itemsets.Count; i++) { dataGridView1.Rows.Add(i, itemsets[i]); } }