<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >base64_decode</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="URL" HREF="ref.url.html"><LINK REL="PREVIOUS" TITLE="URL" HREF="ref.url.html"><LINK REL="NEXT" TITLE="base64_encode" HREF="function.base64-encode.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="ref.url.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.base64-encode.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.base64-decode" ></A >base64_decode</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN228965" ></A ><P > (PHP 3, PHP 4, PHP 5)</P >base64_decode -- Decodifica dados codificados com MIME base64</DIV ><DIV CLASS="refsect1" ><A NAME="AEN228968" ></A ><H2 >Descrição</H2 >string <B CLASS="methodname" >base64_decode</B > ( string encoded_data )<BR ></BR ><P > <B CLASS="function" >base64_decode()</B > decodifica <CODE CLASS="parameter" >encoded_data</CODE > e retorna o dado original. O retorno pode ser binário. </P ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN228980" ></A ><P ><B >Exemplo 1. Exemplo <B CLASS="function" >base64_decode()</B ></B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br />$str </font><font color="#007700">= </font><font color="#DD0000">'VGhpcyBpcyBhbiBlbmNvZGVkIHN0cmluZw=='</font><font color="#007700">;<br />echo </font><font color="#0000BB">base64_decode</font><font color="#007700">(</font><font color="#0000BB">$str</font><font color="#007700">);<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ><P > Este exemplo irá mostrar: </P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><PRE CLASS="screen" >This is an encoded string</PRE ></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ><P > Veja também <A HREF="function.base64-encode.html" ><B CLASS="function" >base64_encode()</B ></A > e <A HREF="http://www.faqs.org/rfcs/rfc2045" TARGET="_top" >RFC 2045</A > seção 6.8. </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="ref.url.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.base64-encode.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >URL</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.url.html" ACCESSKEY="U" >Acima</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >base64_encode</TD ></TR ></TABLE ></DIV ></BODY ></HTML >