public override string ToString(int orNestLevel = 0)
{
//被演算子の両方、又はどちらか片方がnullの場合
if (_lOperand == null && _rOperand == null)
{
return("");
}
else if (_lOperand == null)
{
return(_rOperand.ToString(orNestLevel + 1));
}
else if (_rOperand == null)
{
return(_lOperand.ToString(orNestLevel + 1));
}
string retStr = "";
if (orNestLevel == 0)
{
retStr = "(";
}
retStr += _lOperand.ToString(orNestLevel + 1) + " OR " +
_rOperand.ToString(orNestLevel + 1);
if (orNestLevel == 0)
{
retStr += ")";
}
return(retStr);
}
public override string ToString(int orNestLevel = 0)
{
//被演算子の両方、又はどちらか片方がnullの場合
if (_lOperand == null && _rOperand == null)
{
return("");
}
else if (_lOperand == null)
{
return(_rOperand.ToString(0));
}
else if (_rOperand == null)
{
return(_lOperand.ToString(0));
}
string retStr = "";
if (!(_lOperand is OrExp))
{
retStr = "(";
}
retStr += new AndExp(new OrExp(_lOperand, _rOperand),
!new AndExp(_lOperand, _rOperand)).ToString();
if (!(_rOperand is OrExp))
{
retStr += ")";
}
return(retStr);
}
public override string ToString(int orNestLevel = 0)
{
if (_operand == null)
{
return("");
}
return("NOT (" + _operand.ToString(orNestLevel) + ")");
}
public override string ToString(int orNestLevel = 0)
{
//被演算子の両方、又はどちらか片方がnullの場合
if (_lOperand == null && _rOperand == null)
{
return("");
}
else if (_lOperand == null)
{
return(_rOperand.ToString(0));
}
else if (_rOperand == null)
{
return(_lOperand.ToString(0));
}
string retStr = "";
retStr += _lOperand.ToString(0) + " AND " + _rOperand.ToString(0);
return(retStr);
}