Sophie: php-manual-pt_BR-5.2.4-1mdv2008.1 noarch

php-manual-pt_BR-5.2.4-1mdv2008.1.noarch.rpm

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>mysqli_insert_id</H1
><DIV
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><A
NAME="AEN134751"
></A
><P
>    (PHP 5)</P
>mysqli_insert_id<P
>    (no version information, might be only in CVS)</P
>mysqli-&#62;insert_id&nbsp;--&nbsp;Retorna o id gerado automaticamente na última consulta</DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN134755"
></A
><H2
>Descrição</H2
><P
>Estilo de procedimento:</P
>mixed <B
CLASS="methodname"
>mysqli_insert_id</B
> ( object link )<BR
></BR
><P
>Estilo orientado a objeto (proprieadade):</P
>class <B
CLASS="classname"
>mysqli</B
> { <BR
></BR
>mixed insert_id<BR
></BR
>}<P
>&#13;     A função <B
CLASS="function"
>mysqli_insert_id()</B
> retorna o ID gerado
     pela consulta em uma tabela com uma coluna com o atributo AUTO_INCREMENT. Se
     a última consulta não foi um INSERT ou UPDATE ou se a tabela modificada
     não tem uma coluna com o atributo AUTO_INCREMENT, esta função
     irá retornar zero.
    </P
><DIV
CLASS="note"
><BLOCKQUOTE
CLASS="note"
><P
><B
>Nota: </B
>
      Executar uma consulta INSERT ou UPDATE usando a função LAST_INSERT_ID()
      irá também modificar o valor retornado pela função
      <B
CLASS="function"
>mysqli_insert_id()</B
>.
     </P
></BLOCKQUOTE
></DIV
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN134776"
></A
><H2
>Valores de retornado</H2
><P
>&#13;      O valor do campo <TT
CLASS="literal"
>AUTO_INCREMENT</TT
> que foi atualizado
      pela consulta anterior. Retorna zero se não houve uma consulta anterior na conexão
      ou se a consulta não atualizou um valor
      <TT
CLASS="literal"
>AUTO_INCREMENT</TT
>. 
  </P
><DIV
CLASS="note"
><BLOCKQUOTE
CLASS="note"
><P
><B
>Nota: </B
>
    Se o número for maior do que o maior valor inteiro possível, <B
CLASS="function"
>mysqli_insert_id()</B
> 
    irá retornar uma string.
   </P
></BLOCKQUOTE
></DIV
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN134784"
></A
><H2
>Exemplo</H2
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><TD
><DIV
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><A
NAME="AEN134786"
></A
><P
><B
>Exemplo 1. Estilo orientado a objeto</B
></P
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><code><font color="#000000">
<font color="#0000BB">&lt;?php<br />$mysqli </font><font color="#007700">= new </font><font color="#0000BB">mysqli</font><font color="#007700">(</font><font color="#DD0000">"localhost"</font><font color="#007700">, </font><font color="#DD0000">"my_user"</font><font color="#007700">, </font><font color="#DD0000">"my_password"</font><font color="#007700">, </font><font color="#DD0000">"world"</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* check connection */<br /></font><font color="#007700">if (</font><font color="#0000BB">mysqli_connect_errno</font><font color="#007700">()) {<br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">printf</font><font color="#007700">(</font><font color="#DD0000">"Connect failed: %s\n"</font><font color="#007700">, </font><font color="#0000BB">mysqli_connect_error</font><font color="#007700">());<br />&nbsp;&nbsp;&nbsp;&nbsp;exit();<br />}<br /><br /></font><font color="#0000BB">$mysqli</font><font color="#007700">-&gt;</font><font color="#0000BB">query</font><font color="#007700">(</font><font color="#DD0000">"CREATE TABLE myCity LIKE City"</font><font color="#007700">);<br /><br /></font><font color="#0000BB">$query </font><font color="#007700">= </font><font color="#DD0000">"INSERT INTO myCity VALUES (NULL, 'Stuttgart', 'DEU', 'Stuttgart', 617000)"</font><font color="#007700">;<br /></font><font color="#0000BB">$mysqli</font><font color="#007700">-&gt;</font><font color="#0000BB">query</font><font color="#007700">(</font><font color="#0000BB">$query</font><font color="#007700">);<br /><br /></font><font color="#0000BB">printf </font><font color="#007700">(</font><font color="#DD0000">"New Record has id %d.\n"</font><font color="#007700">, </font><font color="#0000BB">$mysqli</font><font color="#007700">-&gt;</font><font color="#0000BB">insert_id</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* drop table */<br /></font><font color="#0000BB">$mysqli</font><font color="#007700">-&gt;</font><font color="#0000BB">query</font><font color="#007700">(</font><font color="#DD0000">"DROP TABLE myCity"</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* close connection */<br /></font><font color="#0000BB">$mysqli</font><font color="#007700">-&gt;</font><font color="#0000BB">close</font><font color="#007700">();<br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
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></A
><P
><B
>Exemplo 2. Estilo de procedimento</B
></P
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><code><font color="#000000">
<font color="#0000BB">&lt;?php<br />$link </font><font color="#007700">= </font><font color="#0000BB">mysqli_connect</font><font color="#007700">(</font><font color="#DD0000">"localhost"</font><font color="#007700">, </font><font color="#DD0000">"my_user"</font><font color="#007700">, </font><font color="#DD0000">"my_password"</font><font color="#007700">, </font><font color="#DD0000">"world"</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* check connection */<br /></font><font color="#007700">if (</font><font color="#0000BB">mysqli_connect_errno</font><font color="#007700">()) {<br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">printf</font><font color="#007700">(</font><font color="#DD0000">"Connect failed: %s\n"</font><font color="#007700">, </font><font color="#0000BB">mysqli_connect_error</font><font color="#007700">());<br />&nbsp;&nbsp;&nbsp;&nbsp;exit();<br />}<br /><br /></font><font color="#0000BB">mysqli_query</font><font color="#007700">(</font><font color="#0000BB">$link</font><font color="#007700">, </font><font color="#DD0000">"CREATE TABLE myCity LIKE City"</font><font color="#007700">);<br /><br /></font><font color="#0000BB">$query </font><font color="#007700">= </font><font color="#DD0000">"INSERT INTO myCity VALUES (NULL, 'Stuttgart', 'DEU', 'Stuttgart', 617000)"</font><font color="#007700">;<br /></font><font color="#0000BB">mysqli_query</font><font color="#007700">(</font><font color="#0000BB">$link</font><font color="#007700">, </font><font color="#0000BB">$query</font><font color="#007700">);<br /><br /></font><font color="#0000BB">printf </font><font color="#007700">(</font><font color="#DD0000">"New Record has id %d.\n"</font><font color="#007700">, </font><font color="#0000BB">mysqli_insert_id</font><font color="#007700">(</font><font color="#0000BB">$link</font><font color="#007700">));<br /><br /></font><font color="#FF8000">/* drop table */<br /></font><font color="#0000BB">mysqli_query</font><font color="#007700">(</font><font color="#0000BB">$link</font><font color="#007700">, </font><font color="#DD0000">"DROP TABLE myCity"</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* close connection */<br /></font><font color="#0000BB">mysqli_close</font><font color="#007700">(</font><font color="#0000BB">$link</font><font color="#007700">);<br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
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>&#13;   Os exemplos acima devem produzir a seguinte saída:
  </P
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>New Record has id 1.</PRE
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