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https://github.com/sigmasternchen/php-doc-en
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b2da15136d
git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@195287 c90b9560-bf6c-de11-be94-00142212c4b1
88 lines
2.3 KiB
XML
88 lines
2.3 KiB
XML
<?xml version="1.0" encoding="iso-8859-1"?>
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<!-- $Revision: 1.2 $ -->
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<refentry id="function.oci-lob-erase">
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<refnamediv>
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<refname>OCI-Lob->erase</refname>
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<refpurpose>Erases a specified portion of the internal LOB data</refpurpose>
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</refnamediv>
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<refsect1 role="description">
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&reftitle.description;
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<classsynopsis>
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<ooclass><classname>OCI-Lob</classname></ooclass>
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<methodsynopsis>
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<type>int</type><methodname>erase</methodname>
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<methodparam choice="opt"><type>int</type><parameter>offset</parameter></methodparam>
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<methodparam choice="opt"><type>int</type><parameter>length</parameter></methodparam>
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</methodsynopsis>
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</classsynopsis>
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<para>
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Erases a specified portion of the internal LOB data starting at a
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specified <parameter>offset</parameter>. Parameters
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<parameter>length</parameter> and <parameter>offset</parameter> are optional.
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<function>OCI-Lob->erase</function> erases all LOB data by default.
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</para>
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<para>
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For BLOBs, erasing means that the existing LOB value is overwritten with
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zero-bytes. For CLOBs, the existing LOB value is overwritten with spaces.
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</para>
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<para>
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<function>OCI-Lob->erase</function> returns the actual number of
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characters/bytes erased or &false; in case of error.
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</para>
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</refsect1>
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<refsect1 role="parameters">
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&reftitle.parameters;
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<para>
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<variablelist>
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<varlistentry>
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<term><parameter>offset</parameter></term>
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<listitem>
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<para>
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</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><parameter>length</parameter></term>
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<listitem>
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<para>
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</para>
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</listitem>
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</varlistentry>
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</variablelist>
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</para>
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</refsect1>
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<refsect1 role="seealso">
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&reftitle.seealso;
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<para>
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<simplelist>
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<member><xref linkend="function.oci-lob-truncate" /></member>
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</simplelist>
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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:"../../../../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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