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<?xml version="1.0" encoding="ISO-8859-1"?>
<refentry version="5.0-subset Scilab" xml:id="select" xml:lang="en"
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">
<info>
<pubdate>$LastChangedDate$</pubdate>
</info>
<refnamediv>
<refname>select</refname>
<refpurpose>Palavra-chave da estrutura select (significa "selecionar (de
acordo com a varivel)")</refpurpose>
</refnamediv>
<refsection>
<title>Descrio</title>
<programlisting role = ""><![CDATA[
select expresso,
case expresso1 then instrues1,
case expresso2 then instrues2,
...
case expresson then instruesn,
[else instrues],
end
]]></programlisting>
<para></para>
<para>Notas:</para>
<itemizedlist>
<listitem>
<para>A nica restrio de que a palavra-chave "then" deve estar na
mesma linha que a palavra-chave "case" correspondente. </para>
</listitem>
<listitem>
<para>A palavra-chave "then" pode ser substituda por uma vrgula ou
um retorno de carro. <literal>instruesi</literal> so executadas se
<literal>expressoi=expresso</literal>.</para>
</listitem>
</itemizedlist>
<para>Aviso: o nmero de caracteres usados para definir o corpo de
qualquer instruo condicional (if while for ou select/case) deve ser
limitado a 16k.</para>
</refsection>
<refsection>
<title>Exemplos</title>
<programlisting role="example"><![CDATA[
while %t do
n=round(10*rand(1,1))
select n
case 0 then
disp(0)
case 1 then
disp(1)
else
break
end
end
]]></programlisting>
</refsection>
<refsection>
<title> Ver Tambm </title>
<simplelist type="inline">
<member><link linkend="if">if</link></member>
<member><link linkend="while">while</link></member>
<member><link linkend="for">for</link></member>
</simplelist>
</refsection>
</refentry>
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