<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >mysqli_fetch_assoc</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="MySQL Melhorada" HREF="ref.mysqli.html"><LINK REL="PREVIOUS" TITLE="mysqli_fetch_array" HREF="function.mysqli-fetch-array.html"><LINK REL="NEXT" TITLE="mysqli_fetch_field_direct" HREF="function.mysqli-fetch-field-direct.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.mysqli-fetch-array.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.mysqli-fetch-field-direct.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.mysqli-fetch-assoc" ></A >mysqli_fetch_assoc</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN133749" ></A ><P > (PHP 5)</P >mysqli_fetch_assoc<P > (no version information, might be only in CVS)</P >mysqli->fetch_assoc -- Obtem uma linha do conjunto de resultados como uma matriz associativa</DIV ><DIV CLASS="refsect1" ><A NAME="AEN133753" ></A ><H2 >Descrição</H2 ><P >Estilo de procedimento:</P >array <B CLASS="methodname" >mysqli_fetch_assoc</B > ( object result )<BR ></BR ><P >Estilo orientado a objeto (metodo):</P >class <B CLASS="classname" >result</B > { <BR ></BR >array <B CLASS="methodname" >fetch_assoc</B > ( void )<BR ></BR >}<P > Retorna uma matriz associativa que corresponde a linha obtida, ou <TT CLASS="constant" ><B >NULL</B ></TT > se não houverem mais linhas. </P ><P > A função <B CLASS="function" >mysqli_fetch_assoc()</B > é usada para retornar uma matriz associativa representando a próxima linha no conjunto de resultados representado pelo parâmetro <CODE CLASS="parameter" >result</CODE >, aonde cada chave representa o nome de uma coluna do conjunto de resultados. </P ><P > Se duas ou mais colunas do resultado tiverem o mesmo nome do campo, a ultima coluna terá precedencia, Paa acessar as outra coluna(s) com o mesmo nome, você pode acessar o resultados com índices númericos usando a função <A HREF="function.mysqli-fetch-row.html" ><B CLASS="function" >mysqli_fetch_row()</B ></A > ou adicionar apelidos. </P ><DIV CLASS="note" ><BLOCKQUOTE CLASS="note" ><P ><B >Nota: </B >Nomes de campos nesta função <SPAN CLASS="emphasis" ><I CLASS="emphasis" >diferenciam maiúsculas e minusculas</I ></SPAN >.</P ></BLOCKQUOTE ></DIV ><DIV CLASS="note" ><BLOCKQUOTE CLASS="note" ><P ><B >Nota: </B >Esta função assimila campos NULL para o o <TT CLASS="constant" ><B >NULL</B ></TT > do PHP.</P ></BLOCKQUOTE ></DIV ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN133783" ></A ><H2 >Valores de retorno</H2 ><P > Retorna uma matriz que corresponde a linha obtida <TT CLASS="constant" ><B >NULL</B ></TT > se não houverem mais linhas no conjunto de resultados. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN133787" ></A ><H2 >Veja também</H2 ><P > <A HREF="function.mysqli-fetch-array.html" ><B CLASS="function" >mysqli_fetch_array()</B ></A >, <A HREF="function.mysqli-fetch-row.html" ><B CLASS="function" >mysqli_fetch_row()</B ></A >, <A HREF="function.mysqli-fetch-object.html" ><B CLASS="function" >mysqli_fetch_object()</B ></A >. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN133793" ></A ><H2 >Exemplo</H2 ><TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN133795" ></A ><P ><B >Exemplo 1. Estilo orientado a objeto</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br />$mysqli </font><font color="#007700">= new </font><font color="#0000BB">mysqli</font><font color="#007700">(</font><font color="#DD0000">"localhost"</font><font color="#007700">, </font><font color="#DD0000">"my_user"</font><font color="#007700">, </font><font color="#DD0000">"my_password"</font><font color="#007700">, </font><font color="#DD0000">"world"</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* check connection */<br /></font><font color="#007700">if (</font><font color="#0000BB">mysqli_connect_errno</font><font color="#007700">()) {<br /> </font><font color="#0000BB">printf</font><font color="#007700">(</font><font color="#DD0000">"Connect failed: %s\n"</font><font color="#007700">, </font><font color="#0000BB">mysqli_connect_error</font><font color="#007700">());<br /> exit();<br />}<br /> <br /></font><font color="#0000BB">$query </font><font color="#007700">= </font><font color="#DD0000">"SELECT Name, CountryCode FROM City ORDER by ID DESC LIMIT 50,5"</font><font color="#007700">;<br /><br />if (</font><font color="#0000BB">$result </font><font color="#007700">= </font><font color="#0000BB">$mysqli</font><font color="#007700">-></font><font color="#0000BB">query</font><font color="#007700">(</font><font color="#0000BB">$query</font><font color="#007700">)) {<br /><br /> </font><font color="#FF8000">/* fetch associative array */<br /> </font><font color="#007700">while (</font><font color="#0000BB">$row </font><font color="#007700">= </font><font color="#0000BB">$result</font><font color="#007700">-></font><font color="#0000BB">fetch_assoc</font><font color="#007700">()) {<br /> </font><font color="#0000BB">printf </font><font color="#007700">(</font><font color="#DD0000">"%s (%s)\n"</font><font color="#007700">, </font><font color="#0000BB">$row</font><font color="#007700">[</font><font color="#DD0000">"Name"</font><font color="#007700">], </font><font color="#0000BB">$row</font><font color="#007700">[</font><font color="#DD0000">"CountryCode"</font><font color="#007700">]);<br /> }<br /><br /> </font><font color="#FF8000">/* free result set */<br /> </font><font color="#0000BB">$result</font><font color="#007700">-></font><font color="#0000BB">close</font><font color="#007700">();<br />}<br /><br /></font><font color="#FF8000">/* close connection */<br /></font><font color="#0000BB">$mysqli</font><font color="#007700">-></font><font color="#0000BB">close</font><font color="#007700">();<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE ><TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN133798" ></A ><P ><B >Exemplo 2. Estilo de procedimento</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br />$link </font><font color="#007700">= </font><font color="#0000BB">mysqli_connect</font><font color="#007700">(</font><font color="#DD0000">"localhost"</font><font color="#007700">, </font><font color="#DD0000">"my_user"</font><font color="#007700">, </font><font color="#DD0000">"my_password"</font><font color="#007700">, </font><font color="#DD0000">"world"</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* check connection */<br /></font><font color="#007700">if (</font><font color="#0000BB">mysqli_connect_errno</font><font color="#007700">()) {<br /> </font><font color="#0000BB">printf</font><font color="#007700">(</font><font color="#DD0000">"Connect failed: %s\n"</font><font color="#007700">, </font><font color="#0000BB">mysqli_connect_error</font><font color="#007700">());<br /> exit();<br />}<br /><br /></font><font color="#0000BB">$query </font><font color="#007700">= </font><font color="#DD0000">"SELECT Name, CountryCode FROM City ORDER by ID DESC LIMIT 50,5"</font><font color="#007700">;<br /><br />if (</font><font color="#0000BB">$result </font><font color="#007700">= </font><font color="#0000BB">mysqli_query</font><font color="#007700">(</font><font color="#0000BB">$link</font><font color="#007700">, </font><font color="#0000BB">$query</font><font color="#007700">)) {<br /><br /> </font><font color="#FF8000">/* fetch associative array */<br /> </font><font color="#007700">while (</font><font color="#0000BB">$row </font><font color="#007700">= </font><font color="#0000BB">mysqli_fetch_assoc</font><font color="#007700">(</font><font color="#0000BB">$result</font><font color="#007700">)) {<br /> </font><font color="#0000BB">printf </font><font color="#007700">(</font><font color="#DD0000">"%s (%s)\n"</font><font color="#007700">, </font><font color="#0000BB">$row</font><font color="#007700">[</font><font color="#DD0000">"Name"</font><font color="#007700">], </font><font color="#0000BB">$row</font><font color="#007700">[</font><font color="#DD0000">"CountryCode"</font><font color="#007700">]);<br /> }<br /><br /> </font><font color="#FF8000">/* free result set */<br /> </font><font color="#0000BB">mysqli_free_result</font><font color="#007700">(</font><font color="#0000BB">$result</font><font color="#007700">);<br />}<br /><br /></font><font color="#FF8000">/* close connection */<br /></font><font color="#0000BB">mysqli_close</font><font color="#007700">(</font><font color="#0000BB">$link</font><font color="#007700">);<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE ><P > Os exempos acima devem produzir a seguinte saída: </P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><PRE CLASS="screen" >Pueblo (USA) Arvada (USA) Cape Coral (USA) Green Bay (USA) Santa Clara (USA)</PRE ></TD ></TR ></TABLE ></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.mysqli-fetch-array.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.mysqli-fetch-field-direct.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >mysqli_fetch_array</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.mysqli.html" ACCESSKEY="U" >Acima</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >mysqli_fetch_field_direct</TD ></TR ></TABLE ></DIV ></BODY ></HTML >