<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >array_merge</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_merge_recursive" HREF="function.array-merge-recursive.html"><LINK REL="NEXT" TITLE="array_multisort" HREF="function.array-multisort.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-merge-recursive.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-multisort.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.array-merge" ></A >array_merge</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN11065" ></A ><P > (PHP 4, PHP 5)</P >array_merge -- Funde um ou mais arrays</DIV ><DIV CLASS="refsect1" ><A NAME="AEN11068" ></A ><H2 >Descrição</H2 >array <B CLASS="methodname" >array_merge</B > ( array array1 [, array array2 [, array ...]] )<BR ></BR ><P > <B CLASS="function" >array_merge()</B > funde os elementos dois ou mais arrays de forma que os elementos de um são colocados no final do array anterior. Retorna o array resultante da fusão. </P ><P > Se os arrays dados têm as mesmas chaves string, então o último valor para uma chave irá sobrescrever o valor anterior. Se, no entanto, os arrays tem as mesmas chaves numéricas, o último valor para uma chave não sobrescreverá o valor original, e sim adicionado ao array resultante. </P ><P > Se apenas uma array é dada e a array é indexada numericamente, as chaves são reindexadas de uma maneira continua. </P ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN11087" ></A ><P ><B >Exemplo 1. Exemplo de <B CLASS="function" >array_merge()</B ></B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br />$array1 </font><font color="#007700">= array(</font><font color="#DD0000">"cor" </font><font color="#007700">=> </font><font color="#DD0000">"vermelho"</font><font color="#007700">, </font><font color="#0000BB">2</font><font color="#007700">, </font><font color="#0000BB">4</font><font color="#007700">);<br /></font><font color="#0000BB">$array2 </font><font color="#007700">= array(</font><font color="#DD0000">"a"</font><font color="#007700">, </font><font color="#DD0000">"b"</font><font color="#007700">, </font><font color="#DD0000">"cor" </font><font color="#007700">=> </font><font color="#DD0000">"verde"</font><font color="#007700">, </font><font color="#DD0000">"forma" </font><font color="#007700">=> </font><font color="#DD0000">"trapezoide"</font><font color="#007700">, </font><font color="#0000BB">4</font><font color="#007700">);<br /></font><font color="#0000BB">$result </font><font color="#007700">= </font><font color="#0000BB">array_merge</font><font color="#007700">(</font><font color="#0000BB">$array1</font><font color="#007700">, </font><font color="#0000BB">$array2</font><font color="#007700">);<br /></font><font color="#0000BB">print_r</font><font color="#007700">(</font><font color="#0000BB">$result</font><font color="#007700">);<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ><P >O exemplo acima irá imprimir:</P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> Array<br />(<br /> [cor] => verde<br /> [0] => 2<br /> [1] => 4<br /> [2] => a<br /> [3] => b<br /> [forma] => trapezoide<br /> [4] => 4<br />)</font> </code></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN11094" ></A ><P ><B >Exemplo 2. Exemplo simples de <B CLASS="function" >array_merge()</B ></B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br />$array1 </font><font color="#007700">= array();<br /></font><font color="#0000BB">$array2 </font><font color="#007700">= array(</font><font color="#0000BB">1 </font><font color="#007700">=> </font><font color="#DD0000">"data"</font><font color="#007700">);<br /></font><font color="#0000BB">$result </font><font color="#007700">= </font><font color="#0000BB">array_merge</font><font color="#007700">(</font><font color="#0000BB">$array1</font><font color="#007700">, </font><font color="#0000BB">$array2</font><font color="#007700">);<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ><P > Não esqueça que as chaves numéricas serão reordenadas! </P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> Array<br />(<br /> [0] => data<br />)</font> </code></TD ></TR ></TABLE ><P > Se você quer preservar os arrays e apenas concatená-los, o operador <TT CLASS="literal" >+</TT >: </P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br />$array1 </font><font color="#007700">= array();<br /></font><font color="#0000BB">$array2 </font><font color="#007700">= array(</font><font color="#0000BB">1 </font><font color="#007700">=> </font><font color="#DD0000">"data"</font><font color="#007700">);<br /></font><font color="#0000BB">$result </font><font color="#007700">= </font><font color="#0000BB">$array1 </font><font color="#007700">+ </font><font color="#0000BB">$array2</font><font color="#007700">;<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ><P > As chaves numéricas serão preservadas e as associações originais permanecem. </P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> Array<br />(<br /> [1] => data<br />)</font> </code></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ><DIV CLASS="warning" ><P ></P ><TABLE CLASS="warning" BORDER="1" WIDTH="100%" ><TR ><TD ALIGN="CENTER" ><B >Atenção</B ></TD ></TR ><TR ><TD ALIGN="LEFT" ><P > O funcionamento de <B CLASS="function" >array_merge()</B > foi modificado no PHP 5. Diferentemente do PHP 4, <B CLASS="function" >array_merge()</B > agora aceita parâmetros do tipo <A HREF="language.types.array.html" ><B CLASS="type" >array</B ></A >. Entretanto, você pode mudar o tipo para fundir outros tipos. Veja o exemplo abaixo para detalhes. </P ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN11111" ></A ><P ><B >Exemplo 3. Exemplo de <B CLASS="function" >array_merge()</B > no PHP 5</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br />$beginning </font><font color="#007700">= </font><font color="#DD0000">'foo'</font><font color="#007700">;<br /></font><font color="#0000BB">$end </font><font color="#007700">= array(</font><font color="#0000BB">1 </font><font color="#007700">=> </font><font color="#DD0000">'bar'</font><font color="#007700">);<br /></font><font color="#0000BB">$result </font><font color="#007700">= </font><font color="#0000BB">array_merge</font><font color="#007700">((array)</font><font color="#0000BB">$beginning</font><font color="#007700">, (array)</font><font color="#0000BB">$end</font><font color="#007700">);<br /></font><font color="#0000BB">print_r</font><font color="#007700">(</font><font color="#0000BB">$result</font><font color="#007700">);<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ><P >O exemplo acima irá imprimir:</P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> Array<br />(<br /> [0] => foo<br /> [1] => bar<br />)</font> </code></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ></TD ></TR ></TABLE ></DIV ><P > Veja também <A HREF="function.array-merge-recursive.html" ><B CLASS="function" >array_merge_recursive()</B ></A > e <A HREF="function.array-combine.html" ><B CLASS="function" >array_combine()</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-merge-recursive.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-multisort.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >array_merge_recursive</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_multisort</TD ></TR ></TABLE ></DIV ></BODY ></HTML >