<?xml version="1.0" encoding="UTF-8"?>
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<refentry xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:svg="http://www.w3.org/2000/svg" xmlns:ns5="http://www.w3.org/1999/xhtml" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:db="http://docbook.org/ns/docbook" xmlns:scilab="http://www.scilab.org" xml:id="isrow" xml:lang="en">
    <refnamediv>
        <refname>isrow</refname>
        <refpurpose>check if a variable is a row</refpurpose>
    </refnamediv>
    <refsynopsisdiv>
        <title>Syntax</title>
        <synopsis>t=isrow(x)</synopsis>
    </refsynopsisdiv>
    <refsection>
        <title>Arguments</title>
        <variablelist>
            <varlistentry>
                <term>x</term>
                <listitem>
                    <para>scalar,vector, matrix, hypermatrix, list, array of structures or cells</para>
                </listitem>
            </varlistentry>
            <varlistentry>
                <term>t</term>
                <listitem>
                    <para>a boolean</para>
                </listitem>
            </varlistentry>
        </variablelist>
    </refsection>
    <refsection>
        <title>Description</title>
        <para>
            <literal>
                isrow(<varname>x</varname>)
            </literal>
            returns true if <varname>x</varname>
            is a row. Scalars are considered as rows, and hypermatrix can be considered as rows only if
            all of its dimensions, except the last one, are equal to 1.
        </para>
        <para>
            <note>
                Note that <literal>isrow([])</literal> returns false.
            </note>
        </para>
    </refsection>
    <refsection>
        <title>Examples</title>
        <programlisting role="example"><![CDATA[
isrow(ones(1,10))
isrow(1)
isrow(["s" "t" "u"])
isrow(rand(1,1,3))
isrow(rand(2,1,1))
s = struct();
isrow(s) // Empty structure
clear s
s.a = %z;
s.b = 2;
isrow(s) // Scalar array of structures
clear s
s(1,2).a = 3;
s(1,3).b = %z;
isrow(s) // Row array of structures
clear s
s(1,2).a = -2;
s(3,1).b = %pi;
isrow(s) // 2D array of structures
clear s
s(1,1,2).a = 3;
s(1,1,3).b = "test";
isrow(s) // 3D array of structures (with 2 singleton dims)
 ]]></programlisting>
    </refsection>
    <refsection role="see also">
        <title>See also</title>
        <simplelist type="inline">
            <member>
                <link linkend="isscalar">isscalar</link>
            </member>
            <member>
                <link linkend="iscolumn">iscolumn</link>
            </member>
            <member>
                <link linkend="ismatrix">ismatrix</link>
            </member>
            <member>
                <link linkend="issquare">issquare</link>
            </member>
            <member>
                <link linkend="isempty">isempty</link>
            </member>
        </simplelist>
    </refsection>
    <refsection>
        <title>History</title>
        <revhistory>
            <revision>
                <revnumber>5.5.0</revnumber>
                <revremark>Function isrow introduced.</revremark>
            </revision>
        </revhistory>
    </refsection>
</refentry>
