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