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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><P
>&#13;   Como os filtros de string, os filtros convert fazem ações
   similar aos seus nomes. Os filtros de conversão foram adicionados com
   PHP 5.0.0.
   Para mais informações em um dado filtro, veja a página do manual para
   a função correspondente.
  </P
><P
>&#13;   <TT
CLASS="literal"
>convert.base64-encode</TT
> e
   <TT
CLASS="literal"
>convert.base64-decode</TT
>
   Uso desses filtros são equivalentes ao processamento de todos os dados de stream pelas
   funções <A
HREF="function.base64-encode.html"
><B
CLASS="function"
>base64_encode()</B
></A
> e <A
HREF="function.base64-decode.html"
><B
CLASS="function"
>base64_decode()</B
></A
>
   respectivamente.
   <TT
CLASS="literal"
>convert.base64-encode</TT
> suporta parâmetros no formato de
   um array associativo. Se <CODE
CLASS="parameter"
>line-length</CODE
> for passado, a
   saída do base64 será quebrada em pedaços de <CODE
CLASS="parameter"
>line-length</CODE
>
   caracteres cada. Se <CODE
CLASS="parameter"
>line-break-chars</CODE
> for passado, cada
   pedaço será delimitado pelos caracteres passados. Esses parâmetros dão o
   mesmo efeito que usar <A
HREF="function.base64-encode.html"
><B
CLASS="function"
>base64_encode()</B
></A
> com
   <A
HREF="function.chunk-split.html"
><B
CLASS="function"
>chunk_split()</B
></A
>.
  </P
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NAME="AEN289350"
></A
><P
><B
>Exemplo O-5. 
    convert.base64-encode &#38;
    convert.base64-decode
   </B
></P
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><code><font color="#000000">
<font color="#0000BB">&lt;?php<br />$fp </font><font color="#007700">= </font><font color="#0000BB">fopen</font><font color="#007700">(</font><font color="#DD0000">'php://output'</font><font color="#007700">, </font><font color="#DD0000">'w'</font><font color="#007700">);<br /></font><font color="#0000BB">stream_filter_append</font><font color="#007700">(</font><font color="#0000BB">$fp</font><font color="#007700">, </font><font color="#DD0000">'convert.base64-encode'</font><font color="#007700">);<br /></font><font color="#0000BB">fwrite</font><font color="#007700">(</font><font color="#0000BB">$fp</font><font color="#007700">, </font><font color="#DD0000">"This is a test.\n"</font><font color="#007700">);<br /></font><font color="#0000BB">fclose</font><font color="#007700">(</font><font color="#0000BB">$fp</font><font color="#007700">);<br /></font><font color="#FF8000">/* Outputs:&nbsp;&nbsp;VGhpcyBpcyBhIHRlc3QuCg==&nbsp;&nbsp;*/<br /><br /></font><font color="#0000BB">$param </font><font color="#007700">= array(</font><font color="#DD0000">'line-length' </font><font color="#007700">=&gt; </font><font color="#0000BB">8</font><font color="#007700">, </font><font color="#DD0000">'line-break-chars' </font><font color="#007700">=&gt; </font><font color="#DD0000">"\r\n"</font><font color="#007700">);<br /></font><font color="#0000BB">$fp </font><font color="#007700">= </font><font color="#0000BB">fopen</font><font color="#007700">(</font><font color="#DD0000">'php://output'</font><font color="#007700">, </font><font color="#DD0000">'w'</font><font color="#007700">);<br /></font><font color="#0000BB">stream_filter_append</font><font color="#007700">(</font><font color="#0000BB">$fp</font><font color="#007700">, </font><font color="#DD0000">'convert.base64-encode'</font><font color="#007700">, </font><font color="#0000BB">STREAM_FILTER_WRITE</font><font color="#007700">, </font><font color="#0000BB">$param</font><font color="#007700">);<br /></font><font color="#0000BB">fwrite</font><font color="#007700">(</font><font color="#0000BB">$fp</font><font color="#007700">, </font><font color="#DD0000">"This is a test.\n"</font><font color="#007700">);<br /></font><font color="#0000BB">fclose</font><font color="#007700">(</font><font color="#0000BB">$fp</font><font color="#007700">);<br /></font><font color="#FF8000">/* Outputs:&nbsp;&nbsp;VGhpcyBp<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;:&nbsp;&nbsp;cyBhIHRl<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;:&nbsp;&nbsp;c3QuCg==&nbsp;&nbsp;*/<br /><br /></font><font color="#0000BB">$fp </font><font color="#007700">= </font><font color="#0000BB">fopen</font><font color="#007700">(</font><font color="#DD0000">'php://output'</font><font color="#007700">, </font><font color="#DD0000">'w'</font><font color="#007700">);<br /></font><font color="#0000BB">stream_filter_append</font><font color="#007700">(</font><font color="#0000BB">$fp</font><font color="#007700">, </font><font color="#DD0000">'convert.base64-decode'</font><font color="#007700">);<br /></font><font color="#0000BB">fwrite</font><font color="#007700">(</font><font color="#0000BB">$fp</font><font color="#007700">, </font><font color="#DD0000">"VGhpcyBpcyBhIHRlc3QuCg=="</font><font color="#007700">);<br /></font><font color="#0000BB">fclose</font><font color="#007700">(</font><font color="#0000BB">$fp</font><font color="#007700">);<br /></font><font color="#FF8000">/* Outputs:&nbsp;&nbsp;This is a test.&nbsp;&nbsp;*/<br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
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></TABLE
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></TD
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><P
>&#13;   <TT
CLASS="literal"
>convert.quoted-printable-encode</TT
> and
   <TT
CLASS="literal"
>convert.quoted-printable-decode</TT
>
   Uso da versão de decodificação desse filtro é equivalente ao processamente de todos
   os dados da stream pelas funções <A
HREF="function.quoted-printable-decode.html"
><B
CLASS="function"
>quoted_printable_decode()</B
></A
>.
   Não há nenhuma função equivalente a <TT
CLASS="literal"
>convert.quoted-printable-encode</TT
>.
   <TT
CLASS="literal"
>convert.quoted-printable-encode</TT
> suporta parâmetros passados como
   um array associativo. Além dos parâmetros suportados por
   <TT
CLASS="literal"
>convert.base64-encode</TT
>, <TT
CLASS="literal"
>convert.quoted-printable-encode</TT
>
   também suporta argumentos boolean <CODE
CLASS="parameter"
>binários</CODE
> e
   <CODE
CLASS="parameter"
>force-encode-first</CODE
>.
   <TT
CLASS="literal"
>convert.base64-decode</TT
> só suporta o
   parâmetro <CODE
CLASS="parameter"
>line-break-chars</CODE
> como uma indução de tipo
   para cortar o contedo codificado.
  </P
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CLASS="example"
><A
NAME="AEN289365"
></A
><P
><B
>Exemplo O-6. 
    convert.quoted-printable-encode &#38;
    convert.quoted-printable-decode
   </B
></P
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><code><font color="#000000">
<font color="#0000BB">&lt;?php<br />$fp </font><font color="#007700">= </font><font color="#0000BB">fopen</font><font color="#007700">(</font><font color="#DD0000">'php://output'</font><font color="#007700">, </font><font color="#DD0000">'w'</font><font color="#007700">);<br /></font><font color="#0000BB">stream_filter_append</font><font color="#007700">(</font><font color="#0000BB">$fp</font><font color="#007700">, </font><font color="#DD0000">'convert.quoted-printable-encode'</font><font color="#007700">);<br /></font><font color="#0000BB">fwrite</font><font color="#007700">(</font><font color="#0000BB">$fp</font><font color="#007700">, </font><font color="#DD0000">"This is a test.\n"</font><font color="#007700">);<br /></font><font color="#FF8000">/* Outputs:&nbsp;&nbsp;=This is a test.=0A&nbsp;&nbsp;*/<br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
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