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<title>JSP 2.0 Expression Language - Basic Arithmetic</title>
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<h1>JSP 2.0 Expression Language - Basic Arithmetic</h1>
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This example illustrates basic Expression Language arithmetic.
Addition (+), subtraction (-), multiplication (*), division (/ or div),
and modulus (% or mod) are all supported. Error conditions, like
division by zero, are handled gracefully.
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<blockquote>
<code>
<table border="1">
<thead>
<td><b>EL Expression</b></td>
<td><b>Result</b></td>
</thead>
<tr>
<td>\${1}</td>
<td>${1}</td>
</tr>
<tr>
<td>\${1 + 2}</td>
<td>${1 + 2}</td>
</tr>
<tr>
<td>\${1.2 + 2.3}</td>
<td>${1.2 + 2.3}</td>
</tr>
<tr>
<td>\${1.2E4 + 1.4}</td>
<td>${1.2E4 + 1.4}</td>
</tr>
<tr>
<td>\${-4 - 2}</td>
<td>${-4 - 2}</td>
</tr>
<tr>
<td>\${21 * 2}</td>
<td>${21 * 2}</td>
</tr>
<tr>
<td>\${3/4}</td>
<td>${3/4}</td>
</tr>
<tr>
<td>\${3 div 4}</td>
<td>${3 div 4}</td>
</tr>
<tr>
<td>\${3/0}</td>
<td>${3/0}</td>
</tr>
<tr>
<td>\${10%4}</td>
<td>${10%4}</td>
</tr>
<tr>
<td>\${10 mod 4}</td>
<td>${10 mod 4}</td>
</tr>
<tr>
<td>\${(1==2) ? 3 : 4}</td>
<td>${(1==2) ? 3 : 4}</td>
</tr>
</table>
</code>
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