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186dc3a384
git-svn-id: https://svn.php.net/repository/phpdoc/it/trunk@313948 c90b9560-bf6c-de11-be94-00142212c4b1
73 lines
2.4 KiB
XML
73 lines
2.4 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<!-- splitted from ./it/functions/exec.xml, last change in rev 1.12 -->
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<!-- last change to 'escapeshellcmd' in en/ tree in rev 1.2 -->
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<!-- EN-Revision: n/a Maintainer: fernando Status: working -->
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<!-- CREDITS: cortesi -->
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<!-- OLD-Revision: 1.27/EN.1.2 -->
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<refentry xml:id="function.escapeshellcmd" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>escapeshellcmd</refname>
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<refpurpose>Elude i metacaratteri della shell</refpurpose>
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</refnamediv>
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<refsect1>
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&reftitle.description;
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<methodsynopsis>
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<type>string</type><methodname>escapeshellcmd</methodname>
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<methodparam><type>string</type><parameter>command</parameter></methodparam>
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</methodsynopsis>
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<para>
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<function>escapeshellcmd</function> elude ogni carattere di una stringa che
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potrebbe essere usata per indurre un comando shell ad eseguire comandi
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arbitrari. Questa funzione dovrebbe essere usata per assicurarsi che ogni dato
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che giunga dall'input dell'utente venga neutralizzato prima di essere passato
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a funzioni come <function>exec</function> o
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<function>system</function> o all'<link
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linkend="language.operators.execution">operatore backtick
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</link>. Un modello d'utilizzo potrebbe essere:</para>
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<para>
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<informalexample>
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<programlisting role="php">
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<![CDATA[
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<?php
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$e = escapeshellcmd($userinput);
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// qui non ci preoccupiamo se $e contiene spazi
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system("echo $e");
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$f = escapeshellcmd($filename);
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// e qui lo facciamo, usando le virgolette
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system("touch \"/tmp/$f\"; ls -l \"/tmp/$f\"");
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?>
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]]>
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</programlisting>
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</informalexample>
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</para>
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<para>
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Vedere anche <function>escapeshellarg</function>, <function>exec</function>,
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<function>popen</function>, <function>system</function> e <link
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linkend="language.operators.execution">l'operatore backtick</link>.
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</para>
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</refsect1>
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</refentry>
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<!-- Keep this comment at the end of the file
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Local variables:
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mode: sgml
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sgml-omittag:t
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sgml-shorttag:t
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sgml-minimize-attributes:nil
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sgml-always-quote-attributes:t
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sgml-indent-step:1
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sgml-indent-data:t
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indent-tabs-mode:nil
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sgml-parent-document:nil
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sgml-default-dtd-file:"~/.phpdoc/manual.ced"
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sgml-exposed-tags:nil
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sgml-local-catalogs:nil
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sgml-local-ecat-files:nil
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End:
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vim600: syn=xml fen fdm=syntax fdl=2 si
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vim: et tw=78 syn=sgml
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vi: ts=1 sw=1
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-->
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