C# (CSharp) Calculator ExpressionTokenの例

コード例 #1

 public override ExpressionToken Calc(ExpressionToken left, ExpressionToken right)
 {
     return(new ExpressionTokenValue(left.Value - right.Value));
 }

コード例 #2

 public virtual ExpressionToken Calc(ExpressionToken left, ExpressionToken right)
 {
     throw new InvalidOperationException(string.Format("Calculating for {0}", this.GetType()));
 }