<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >array_unshift</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_unique" HREF="function.array-unique.html"><LINK REL="NEXT" TITLE="array_values" HREF="function.array-values.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-unique.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-values.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.array-unshift" ></A >array_unshift</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN12023" ></A ><P > (PHP 4, PHP 5)</P >array_unshift -- Adiciona um ou mais elementos no início de um array </DIV ><DIV CLASS="refsect1" ><A NAME="AEN12026" ></A ><H2 >Descrição</H2 >int <B CLASS="methodname" >array_unshift</B > ( array array, mixed var [, mixed ...] )<BR ></BR ><P > <B CLASS="function" >array_unshift()</B > adiciona os elementos passados como argumentos no início de <CODE CLASS="parameter" >array</CODE >. Note que a lista de elementos é adicionada como um todo, de forma que eles ficam na mesma ordem. Todas as chaves numéricas serão modificadas para começar a contar de 0 (zero) enquanto chaves strings permanecerão inalteradas. </P ><P > Retorna o novo número de elementos de <CODE CLASS="parameter" >array</CODE >. </P ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN12046" ></A ><P ><B >Exemplo 1. Exemplo de <B CLASS="function" >array_unshift()</B ></B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br />$cesta </font><font color="#007700">= array(</font><font color="#DD0000">"laranja"</font><font color="#007700">, </font><font color="#DD0000">"banana"</font><font color="#007700">);<br /></font><font color="#0000BB">array_unshift</font><font color="#007700">(</font><font color="#0000BB">$cesta</font><font color="#007700">, </font><font color="#DD0000">"melancia"</font><font color="#007700">, </font><font color="#DD0000">"morango"</font><font color="#007700">);<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ><P > O programa acima resultaria em <CODE CLASS="varname" >$queue</CODE > contendo os seguintes elementos: </P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> Array<br />(<br /> [0] => melancia<br /> [1] => morango<br /> [2] => laranja<br /> [3] => banana<br />)</font> </code></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ><P > Veja também <A HREF="function.array-shift.html" ><B CLASS="function" >array_shift()</B ></A >, <A HREF="function.array-push.html" ><B CLASS="function" >array_push()</B ></A > e <A HREF="function.array-pop.html" ><B CLASS="function" >array_pop()</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-unique.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-values.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >array_unique</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_values</TD ></TR ></TABLE ></DIV ></BODY ></HTML >