private bool checkExpression(eExpression exp, object value, string value1, string value2)
{
IComparable v = value as IComparable;
IComparable v1 = value1, v2 = value2;
if (value is Int32)
{
v1 = Int32.Parse(value1);
if (!string.IsNullOrEmpty(value2))
v2 = Int32.Parse(value2);
}
else if (value is Double)
{
v1 = Double.Parse(value1);
if (!string.IsNullOrEmpty(value2))
v2 = Double.Parse(value2);
}
else if (value is DateTime)
{
v1 = DateTime.Parse(value1);
if (!string.IsNullOrEmpty(value2))
v2 = DateTime.Parse(value2);
}
int n1 = v.CompareTo(v1);
int n2 = v.CompareTo(v2);
switch (exp)
{
case eExpression.Between:
if (n1 >= 0 && n2 <= 0) return true;
break;
case eExpression.LessThan:
if (n1 < 0) return true;
break;
case eExpression.LessThanOrEqual:
if (n1 <= 0) return true;
break;
case eExpression.Equal:
if (n1 == 0) return true;
break;
case eExpression.GreaterThanOrEqual:
if (n1 >= 0) return true;
break;
case eExpression.GreaterThan:
if (n2 > 0) return true;
break;
}
return false;
}
private bool checkExpression(eExpression exp, object value, string value1, string value2)
{
IComparable v = value as IComparable;
IComparable v1 = value1, v2 = value2;
if (value is Int32)
{
v1 = Int32.Parse(value1);
if (!string.IsNullOrEmpty(value2))
{
v2 = Int32.Parse(value2);
}
}
else if (value is Double)
{
v1 = Double.Parse(value1);
if (!string.IsNullOrEmpty(value2))
{
v2 = Double.Parse(value2);
}
}
else if (value is DateTime)
{
v1 = DateTime.Parse(value1);
if (!string.IsNullOrEmpty(value2))
{
v2 = DateTime.Parse(value2);
}
}
int n1 = v.CompareTo(v1);
int n2 = v.CompareTo(v2);
switch (exp)
{
case eExpression.Between:
if (n1 >= 0 && n2 <= 0)
{
return(true);
}
break;
case eExpression.LessThan:
if (n1 < 0)
{
return(true);
}
break;
case eExpression.LessThanOrEqual:
if (n1 <= 0)
{
return(true);
}
break;
case eExpression.Equal:
if (n1 == 0)
{
return(true);
}
break;
case eExpression.GreaterThanOrEqual:
if (n1 >= 0)
{
return(true);
}
break;
case eExpression.GreaterThan:
if (n2 > 0)
{
return(true);
}
break;
}
return(false);
}
