arithexpr.java

中山大学编译原理课程的一个实验

/*
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package symbols;

/**
 *
 * @author Beeven
 */
public class ArithExpr extends NonTerminal{
    public double value;
    ArithExpr(Num n)
    {
        super(n,Type.ArithExpr);
        value=n.value;
    }
    ArithExpr(double v)
    {
        super(new Num(v),Type.ArithExpr);
        value=v;
    }
}