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- <html>
- <head>
- <title>JSP 2.0 Expression Language - Basic Arithmetic</title>
- </head>
- <body>
- <h1>JSP 2.0 Expression Language - Basic Arithmetic</h1>
- <hr>
- 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.
- <br>
- <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>
- </blockquote>
- </body>
- </html>
-