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CHAPTER 9 Posing conditions with tags in testing a boolean value; the conditions we use are eq true and eq false, meaning equals true and equals false. We are not doing a simple if-else (we actually can t), but instead are asking about two negatives. Listing 9.8 Using the conditional tags with a boolean value < % Boolean b = new Boolean(true); %> TRUE FALSE You may wonder about the fact that in listing 9.8 we generated our object in a scriptlet (about the easiest way to pass a value to the tag), but don t let it concern you. We could get this value from anywhere in the JSP environment (e.g., we could get this value from a bean) and our tag would work equally well. Another sample JSP fragment shows a more complex scenario in which the developer grabs the User-Agent header and checks to see what type of client is being served. Listing 9.9 A complex usage of the conditional tags d Yes No
e You are probably using some Windows98 variation.
f What’s that? No Mozilla?

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