private void button4_Click(object sender, EventArgs e)
{
duobo db1 = new duobo()
{
ID = 1
};
duobo db2 = new duobo()
{
ID = 2
};
duobo db3 = new duobo()
{
ID = 3
};
Action action1 = new Action(db1.dohomework);
Action action2 = new Action(db2.dohomework);
Action action3 = new Action(db3.dohomework);
//action1 += action2;
//action1 += action3;
//action1();
//异步调用
action1.BeginInvoke(null, null);
action3.BeginInvoke(null, null);
action2.BeginInvoke(null, null);
}
private void button5_Click(object sender, EventArgs e)
{
duobo db1 = new duobo()
{
ID = 1
};
duobo db2 = new duobo()
{
ID = 2
};
duobo db3 = new duobo()
{
ID = 3
};
Thread thread1 = new Thread(new ThreadStart(db1.dohomework));
Thread thread2 = new Thread(new ThreadStart(db2.dohomework));
Thread thread3 = new Thread(new ThreadStart(db3.dohomework));
thread1.Start();
thread2.Start();
thread3.Start();
}
private void button6_Click(object sender, EventArgs e)
{
duobo db1 = new duobo()
{
ID = 1
};
duobo db2 = new duobo()
{
ID = 2
};
duobo db3 = new duobo()
{
ID = 3
};
Task task1 = new Task(new Action(db1.dohomework));
Task task2 = new Task(new Action(db2.dohomework));
Task task3 = new Task(new Action(db3.dohomework));
task1.Start();
task2.Start();
task3.Start();
}