<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >settype</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="Variáveis, Funções" HREF="ref.variables.html"><LINK REL="PREVIOUS" TITLE="serialize" HREF="function.serialize.html"><LINK REL="NEXT" TITLE="strval" HREF="function.strval.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.serialize.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.strval.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.settype" ></A >settype</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN230414" ></A ><P > (PHP 3, PHP 4, PHP 5)</P >settype -- Atribui um tipo para a variável</DIV ><DIV CLASS="refsect1" ><A NAME="AEN230417" ></A ><H2 >Descrição</H2 >bool <B CLASS="methodname" >settype</B > ( mixed var, string type )<BR ></BR ><P > Atribui um tipo para a variável <CODE CLASS="parameter" >var</CODE > baseado no <CODE CLASS="parameter" >type</CODE >. </P ><P > Os valores possíveis para <CODE CLASS="parameter" >type</CODE > são: <P ></P ><UL ><LI ><P > "boolean" (ou, a partir do PHP 4.2.0, "bool") </P ></LI ><LI ><P > "integer" (ou, a partir do PHP 4.2.0, "int") </P ></LI ><LI ><P > "float" (somente para versões acima do PHP 4.2.0, para versões antigas use a variação depreciada "double") </P ></LI ><LI ><P > "string" </P ></LI ><LI ><P > "array" </P ></LI ><LI ><P > "object" </P ></LI ><LI ><P > "null" (a partir do PHP 4.2.0) </P ></LI ></UL > </P ><P > Retorna <TT CLASS="constant" ><B >TRUE</B ></TT > em caso de sucesso ou <TT CLASS="constant" ><B >FALSE</B ></TT > em falhas. </P ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN230452" ></A ><P ><B >Exemplo 1. Exemplo da função <B CLASS="function" >settype()</B ></B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br />$foo </font><font color="#007700">= </font><font color="#DD0000">"5bar"</font><font color="#007700">; </font><font color="#FF8000">// string<br /></font><font color="#0000BB">$bar </font><font color="#007700">= </font><font color="#0000BB">true</font><font color="#007700">; </font><font color="#FF8000">// boolean<br /><br /></font><font color="#0000BB">settype</font><font color="#007700">(</font><font color="#0000BB">$foo</font><font color="#007700">, </font><font color="#DD0000">"integer"</font><font color="#007700">); </font><font color="#FF8000">// $foo é agora 5 (integer)<br /></font><font color="#0000BB">settype</font><font color="#007700">(</font><font color="#0000BB">$bar</font><font color="#007700">, </font><font color="#DD0000">"string"</font><font color="#007700">); </font><font color="#FF8000">// $bar é agora "1" (string)<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ><P > Veja mais em <A HREF="function.gettype.html" ><B CLASS="function" >gettype()</B ></A >, <A HREF="language.types.type-juggling.html#language.types.typecasting" >Moldando Tipos</A > e <A HREF="language.types.type-juggling.html" >Manipulação de tipos</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.serialize.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.strval.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >serialize</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.variables.html" ACCESSKEY="U" >Acima</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >strval</TD ></TR ></TABLE ></DIV ></BODY ></HTML >