我试着评估这个:(define lambda (lambda (x) x))。MITSystem11.2给出了一个错误:;Unbound variable: x。Chez方案9.5还提供了一个错误:Exception: variable x is not bound。为什么x没有绑定?我认为define会将(lambda (x) x)计算为匿名函数,然后将lambda定义为匿名函数。x</e
static void Main() // First build a list of actions for (int counter = 0; counter < 10; counter++) actions.Add(() => Console.WriteLine(counter)); foreach (Action action in a