"Chris Mc" <firstname.lastname@example.org> wrote in message news:email@example.com... > Hi, > > I am having troulbe using the IF operator. Logically, what I am doing > makes sense but it doesn't give the correct output so obviously somethings > going wrong. Trying to keep it simple (so as not to confuse things), when > I input: > > T=301 > if 290<T<300 > a=1 > else > a=2 > end > > It always give me a=1?? To me, this code says if T is between 290 and 300 > (which it isn't) a=1, any other value and a=2. Why then is it giving me > a=1 and how can I rectify this? Is it something to do with the '<' > symbols?