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public Main()
{
InitializeComponent();
}
DataClassesDataContext a = new DataClassesDataContext();
private void Main_Load(object sender, EventArgs e)
{
bindingSource1.DataSource = a.Table;
}
private void button1_Click(object sender, EventArgs e)
{
ChangeSet changeSet = a.GetChangeSet();
Table table = a.Table.First();
table.密码 = "222";
a.SubmitChanges();
}