<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >array_reverse</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK REL="HOME" TITLE="Manual do PHP" HREF="index.html"><LINK REL="UP" TITLE="Arrays" HREF="ref.array.html"><LINK REL="PREVIOUS" TITLE="array_reduce" HREF="function.array-reduce.html"><LINK REL="NEXT" TITLE="array_search" HREF="function.array-search.html"><META HTTP-EQUIV="Content-type" CONTENT="text/html; charset=UTF-8"></HEAD ><BODY CLASS="refentry" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >Manual do PHP</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="function.array-reduce.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.array-search.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.array-reverse" ></A >array_reverse</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN11430" ></A ><P > (PHP 4, PHP 5)</P >array_reverse -- Retorna um array com os elementos na ordem inversa</DIV ><DIV CLASS="refsect1" ><A NAME="AEN11433" ></A ><H2 >Descrição</H2 >array <B CLASS="methodname" >array_reverse</B > ( array array [, bool preserve_keys] )<BR ></BR ><P > <B CLASS="function" >array_reverse()</B > recebe o argumento <CODE CLASS="parameter" >array</CODE > e retorna um novo array com a ordem dos elementos invertida, preservando as chaves se o argumento <CODE CLASS="parameter" >preserve_keys</CODE > for <TT CLASS="constant" ><B >TRUE</B ></TT >. </P ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN11450" ></A ><P ><B >Exemplo 1. Exemplo de <B CLASS="function" >array_reverse()</B ></B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br />$input </font><font color="#007700">= array(</font><font color="#DD0000">"php"</font><font color="#007700">, </font><font color="#0000BB">4.0</font><font color="#007700">, array (</font><font color="#DD0000">"verde"</font><font color="#007700">, </font><font color="#DD0000">"vermelho"</font><font color="#007700">));<br /></font><font color="#0000BB">$result </font><font color="#007700">= </font><font color="#0000BB">array_reverse</font><font color="#007700">(</font><font color="#0000BB">$input</font><font color="#007700">);<br /></font><font color="#0000BB">$result_keyed </font><font color="#007700">= </font><font color="#0000BB">array_reverse</font><font color="#007700">(</font><font color="#0000BB">$input</font><font color="#007700">, </font><font color="#0000BB">true</font><font color="#007700">);<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ><P > O programa acima fará com que <CODE CLASS="varname" >$result</CODE > e <CODE CLASS="varname" >$result_keyed</CODE > tenham os mesmos elementos, mas note a diferença entre as chaves. A saída de <CODE CLASS="varname" >$result</CODE > e <CODE CLASS="varname" >$result_keyed</CODE > será: </P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> Array<br />(<br /> [0] => Array<br /> (<br /> [0] => verde<br /> [1] => vermelho<br /> )<br /><br /> [1] => 4<br /> [2] => php<br />)<br />Array<br />(<br /> [2] => Array<br /> (<br /> [0] => verde<br /> [1] => vermelho<br /> )<br /><br /> [1] => 4<br /> [0] => php<br />)</font> </code></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ><DIV CLASS="note" ><BLOCKQUOTE CLASS="note" ><P ><B >Nota: </B > O segundo argumento foi adicionado no PHP 4.0.3. </P ></BLOCKQUOTE ></DIV ><P > Veja também <A HREF="function.array-flip.html" ><B CLASS="function" >array_flip()</B ></A >. </P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="function.array-reduce.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Principal</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.array-search.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >array_reduce</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.array.html" ACCESSKEY="U" >Acima</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >array_search</TD ></TR ></TABLE ></DIV ></BODY ></HTML >