119 lines
3.5 KiB
HTML
119 lines
3.5 KiB
HTML
|
<html><body><pre>
|
||
|
|
<!--
|
||
|
|
Licensed to the Apache Software Foundation (ASF) under one or more
|
||
|
|
contributor license agreements. See the NOTICE file distributed with
|
||
|
|
this work for additional information regarding copyright ownership.
|
||
|
|
The ASF licenses this file to You under the Apache License, Version 2.0
|
||
|
|
(the "License"); you may not use this file except in compliance with
|
||
|
|
the License. You may obtain a copy of the License at
|
||
|
|
|
||
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
||
|
|
|
||
|
|
Unless required by applicable law or agreed to in writing, software
|
||
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
||
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
|
|
See the License for the specific language governing permissions and
|
||
|
|
limitations under the License.
|
||
|
|
-->
|
||
|
|
<html>
|
||
|
|
<head>
|
||
|
|
<title>JSP 2.0 Expression Language - Basic Comparisons</title>
|
||
|
|
</head>
|
||
|
|
<body>
|
||
|
|
<h1>JSP 2.0 Expression Language - Basic Comparisons</h1>
|
||
|
|
<hr>
|
||
|
|
This example illustrates basic Expression Language comparisons.
|
||
|
|
The following comparison operators are supported:
|
||
|
|
<ul>
|
||
|
|
<li>Less-than (&lt; or lt)</li>
|
||
|
|
<li>Greater-than (&gt; or gt)</li>
|
||
|
|
<li>Less-than-or-equal (&lt;= or le)</li>
|
||
|
|
<li>Greater-than-or-equal (&gt;= or ge)</li>
|
||
|
|
<li>Equal (== or eq)</li>
|
||
|
|
<li>Not Equal (!= or ne)</li>
|
||
|
|
</ul>
|
||
|
|
<blockquote>
|
||
|
|
<u><b>Numeric</b></u>
|
||
|
|
<code>
|
||
|
|
<table border="1">
|
||
|
|
<thead>
|
||
|
|
<td><b>EL Expression</b></td>
|
||
|
|
<td><b>Result</b></td>
|
||
|
|
</thead>
|
||
|
|
<tr>
|
||
|
|
<td>\${1 &lt; 2}</td>
|
||
|
|
<td>${1 < 2}</td>
|
||
|
|
</tr>
|
||
|
|
<tr>
|
||
|
|
<td>\${1 lt 2}</td>
|
||
|
|
<td>${1 lt 2}</td>
|
||
|
|
</tr>
|
||
|
|
<tr>
|
||
|
|
<td>\${1 &gt; (4/2)}</td>
|
||
|
|
<td>${1 > (4/2)}</td>
|
||
|
|
</tr>
|
||
|
|
<tr>
|
||
|
|
<td>\${1 &gt; (4/2)}</td>
|
||
|
|
<td>${1 > (4/2)}</td>
|
||
|
|
</tr>
|
||
|
|
<tr>
|
||
|
|
<td>\${4.0 &gt;= 3}</td>
|
||
|
|
<td>${4.0 >= 3}</td>
|
||
|
|
</tr>
|
||
|
|
<tr>
|
||
|
|
<td>\${4.0 ge 3}</td>
|
||
|
|
<td>${4.0 ge 3}</td>
|
||
|
|
</tr>
|
||
|
|
<tr>
|
||
|
|
<td>\${4 &lt;= 3}</td>
|
||
|
|
<td>${4 <= 3}</td>
|
||
|
|
</tr>
|
||
|
|
<tr>
|
||
|
|
<td>\${4 le 3}</td>
|
||
|
|
<td>${4 le 3}</td>
|
||
|
|
</tr>
|
||
|
|
<tr>
|
||
|
|
<td>\${100.0 == 100}</td>
|
||
|
|
<td>${100.0 == 100}</td>
|
||
|
|
</tr>
|
||
|
|
<tr>
|
||
|
|
<td>\${100.0 eq 100}</td>
|
||
|
|
<td>${100.0 eq 100}</td>
|
||
|
|
</tr>
|
||
|
|
<tr>
|
||
|
|
<td>\${(10*10) != 100}</td>
|
||
|
|
<td>${(10*10) != 100}</td>
|
||
|
|
</tr>
|
||
|
|
<tr>
|
||
|
|
<td>\${(10*10) ne 100}</td>
|
||
|
|
<td>${(10*10) ne 100}</td>
|
||
|
|
</tr>
|
||
|
|
</table>
|
||
|
|
</code>
|
||
|
|
<br>
|
||
|
|
<u><b>Alphabetic</b></u>
|
||
|
|
<code>
|
||
|
|
<table border="1">
|
||
|
|
<thead>
|
||
|
|
<td><b>EL Expression</b></td>
|
||
|
|
<td><b>Result</b></td>
|
||
|
|
</thead>
|
||
|
|
<tr>
|
||
|
|
<td>\${'a' &lt; 'b'}</td>
|
||
|
|
<td>${'a' < 'b'}</td>
|
||
|
|
</tr>
|
||
|
|
<tr>
|
||
|
|
<td>\${'hip' &gt; 'hit'}</td>
|
||
|
|
<td>${'hip' > 'hit'}</td>
|
||
|
|
</tr>
|
||
|
|
<tr>
|
||
|
|
<td>\${'4' &gt; 3}</td>
|
||
|
|
<td>${'4' > 3}</td>
|
||
|
|
</tr>
|
||
|
|
</table>
|
||
|
|
</code>
|
||
|
|
</blockquote>
|
||
|
|
</body>
|
||
|
|
</html>
|
||
|
|
</pre></body></html>
|