| author | František Kučera <franta-hg@frantovo.cz> |
| Fri Jan 08 01:54:47 2010 +0100 (2010-01-08) | |
| changeset 12 | fceba17855e9 |
| child 13 | 626c57d1fc3b |
| permissions | -rw-r--r-- |
| franta-hg@12 | 1 |
<?xml version="1.0" encoding="UTF-8"?> |
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<jsp:root xmlns:jsp="http://java.sun.com/JSP/Page" |
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xmlns:c="http://java.sun.com/jsp/jstl/core" |
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xmlns:fmt="http://java.sun.com/jsp/jstl/fmt" |
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xmlns:fn="http://java.sun.com/jsp/jstl/functions" |
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version="2.0"> |
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<jsp:directive.page contentType="application/xhtml+xml"/> |
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<jsp:output doctype-system="http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd" |
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doctype-root-element="html" |
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omit-xml-declaration="false"/> |
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<html xmlns="http://www.w3.org/1999/xhtml"> |
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<head> |
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<title>Escapování</title> |
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</head> |
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<body> |
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<h1>Escapování</h1> |
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<h2>Vstup</h2> |
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<!-- jednoduchý formulář na otestování uživatelského vstupu --> |
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<form action="escapovani.jsp" method="post"> |
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<fieldset> |
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<input name="parametr1" type="text"/> |
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<button>Odeslat!</button> |
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</fieldset> |
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</form> |
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<h2>Výstup</h2> |
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<jsp:scriptlet> |
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Integer x = null; |
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x.toString(); |
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</jsp:scriptlet> |
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<!-- vypíšeme si parametr zadaný uživatelem, ale ošetříme ho, |
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aby nám nezbořil naši pěknou XHTML stránku --> |
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<p><c:out value="${param.parametr1}" escapeXml="true"/></p>
|
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<!-- escapeXml="true" nemusíme psát – to je výchozí hodnota --> |
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|
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<p>Když potřebujeme dát |
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<abbr title="${fn:escapeXml(param.parametr1)}">„escapovaný“</abbr>
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text do atributu, použijeme funkci <code>escapeXml()</code> ze jmenného prostoru:</p> |
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<pre>xmlns:fn="http://java.sun.com/jsp/jstl/functions"</pre> |
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</body> |
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</html> |
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|
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</jsp:root> |