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<?xml version="1.0" encoding="UTF-8"?>
<!--
* Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
* Copyright (C) XXXX-2008 - INRIA
*
* This file must be used under the terms of the CeCILL.
* This source file is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at
* http://www.cecill.info/licences/Licence_CeCILL_V2.1-en.txt
*
-->
<refentry xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:svg="http://www.w3.org/2000/svg" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:db="http://docbook.org/ns/docbook" xmlns:scilab="http://www.scilab.org" xml:lang="en" xml:id="readb">
<refnamediv>
<refname>readb</refname>
<refpurpose>fortran file binary read</refpurpose>
</refnamediv>
<refsynopsisdiv>
<title>Calling Sequence</title>
<synopsis>x=readb(file-name,m,n [,rec])</synopsis>
</refsynopsisdiv>
<refsection>
<title>Arguments</title>
<variablelist>
<varlistentry>
<term>file-name</term>
<listitem>
<para>string or integer</para>
</listitem>
</varlistentry>
<varlistentry>
<term>m, n</term>
<listitem>
<para>integers (dimensions of the matrix x). Set m=-1 if you do not know the numbers of rows, so all the file is read</para>
</listitem>
</varlistentry>
<varlistentry>
<term>rec</term>
<listitem>
<para>
vector of positive integers. the selected records for direct access. This vector size must be equal to the number of rows of desired <literal>x</literal>.
</para>
</listitem>
</varlistentry>
</variablelist>
</refsection>
<refsection>
<title>Description</title>
<para>
binary read of the matrix <literal>x</literal> in the file <literal>file-name</literal>.
Matrix entries are supposed to have been stored on 8 byte words.
</para>
<para>
For direct record access, file must have been previously opened using
<literal>file</literal> function to set the record_length. <literal>file-name</literal> must be
the result of the <literal>file</literal> function.
</para>
</refsection>
<refsection role="see also">
<title>See Also</title>
<simplelist type="inline">
<member>
<link linkend="file">file</link>
</member>
<member>
<link linkend="write">write</link>
</member>
<member>
<link linkend="writb">writb</link>
</member>
<member>
<link linkend="mget">mget</link>
</member>
<member>
<link linkend="read4b">read4b</link>
</member>
</simplelist>
</refsection>
</refentry>
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