if tag
The if tag allows you to optionally execute a JSP section. Multiple elseif tags and one else tag can be associated to an if tag.
To say hello to John Galt type:
<s:if test="name == 'John Galt'">
Hi John
</s:if>
<s:else>
I don't know you!
</s:else>
on the JSP console and hit enter. Do it for me
iterator tag
The iterator tag loops over an Iterable object one object at a time into the Value Stack (the value will be on top of the stack).
To print the all the elements in the "bands" property type:
<s:iterator value="bands">
<s:property />
<br />
</s:iterator>
on the JSP console and hit enter. Do it for me