public static Expression <Func <T, bool> > Not <T>(Expression <Func <T, bool> > expression)
where T : class
{
return(expression == null ? null : expression.ApplyUnary(Expression.Not));
}
public static Expression <Func <T, bool> > Not <T>(Expression <Func <T, bool> > expression)
where T : class
{
return(expression == null ? null : expression.ApplyUnary(Expression.Not));
}