Use of the struts2 if tag has used iteration to retrieve the attributes of the object in the list.

<S: iterator id = "ulist" value = "ulist" status = "A"> <! -- Add a sequence number to the iterative list ulist and store it in variable A -->
<S: If test = "# A. Odd"> <! -- # A. Odd determines whether a is an odd number -->

<Tr> <! -- Odd number of rows -->
<TD> <s: property value = "# ulist [0]"/> </TD> <! -- The ulist object is stored here. # ulist [0] is used to retrieve the first object. -->
<TD> <s: property value = "# ulist [1]"/> </TD>
<TD> <s: property value = "# ulist [2]"/> </TD>
<TD> <s: If test = "# ulist [3] = 1"> member </S: If> <s: else> volunteer </s: else> </TD> <! -- If else can understand this. -->
<TD> <s: If test = "# ulist [3]! = 1 "> no fee deduction </S: If> <s: else> <s: if test = "# ulist [4] = 0"> <font color = 'red'> fee not deducted </font> </S: If> <s: else> fee deducted </S: else> </TD>
<TD> <input type = "button" value = "edit"> <input type = "button" value = "delete" onclick = "javascript: delect (<s: property value = "# ulist [0]"/>) "> </TD>
</Tr>
</S: If>
<S: else>
<Tr class = "altrow"> <! -- Even number of rows -->
<TD> <s: property value = "# ulist [0]"/> </TD>
<TD> <s: property value = "# ulist [1]"/> </TD>
<TD> <s: property value = "# ulist [2]"/> </TD>
<TD> <s: If test = "# ulist [3] = 1"> member </S: If> <s: else> volunteer </s: else> </TD>
<TD> <s: If test = "# ulist [4] = 0"> <font color = 'red'> fee not deducted </font> </s: if> <s: else> fees have been deducted </S: else> </TD>
<TD> <input type = "button" value = "edit"> <input type = "button" value = "delete" onclick = "javascript: delect (<s: property value = "# ulist [0]"/>) "> </TD>
</Tr>

</S: else>
</S: iterator>
Use of the struts2 if tag has used iteration to retrieve the attributes of the object in the list.