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
>    (PHP 4 &#62;= 4.2.0, PHP 5)</P
>md5_file&nbsp;--&nbsp;Calcula hash md5 de um dado arquivo</DIV
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><H2
>Descrição</H2
>string <B
CLASS="methodname"
>md5_file</B
> ( string filename [, bool raw_output] )<BR
></BR
><P
>&#13;     Calcula o hash MD5 de um
     <CODE
CLASS="parameter"
>filename</CODE
> especificado usando o
     <A
HREF="http://www.faqs.org/rfcs/rfc1321"
TARGET="_top"
>RSA Data Security, Inc.
     MD5 Message-Digest Algorithm</A
>, e retorna esse hash.
     A hash é um número hexadecimal de 32 caracteres. 
     Se o parametro opcional <CODE
CLASS="parameter"
>raw_output</CODE
> for <TT
CLASS="constant"
><B
>TRUE</B
></TT
>,
     então o md5 é retornado no formato bináriocom tamanho de 16.
    </P
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><B
>Nota: </B
>
      O parametro opcional <CODE
CLASS="parameter"
>raw_output</CODE
> foi adicionado no PHP 5.0.0 e o padrão é <TT
CLASS="constant"
><B
>FALSE</B
></TT
>
     </P
></BLOCKQUOTE
></DIV
><P
>&#13;     Esta função tem o mesmo propósito da linha de comando
     md5sum.
    </P
><P
>&#13;     Veja também <A
HREF="function.md5.html"
><B
CLASS="function"
>md5()</B
></A
>, 
     <A
HREF="function.crc32.html"
><B
CLASS="function"
>crc32()</B
></A
>
      e <A
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><B
CLASS="function"
>sha1_file()</B
></A
>.
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