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

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>Phar::offsetGet</H1
><DIV
CLASS="refnamediv"
><A
NAME="AEN174845"
></A
><P
>    (no version information, might be only in CVS)</P
>Phar::offsetGet&nbsp;--&nbsp;get a PharFileInfo object for a specific file</DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN174848"
></A
><H2
>Descrição</H2
>int <B
CLASS="methodname"
>Phar::offsetGet</B
> ( string offset )<BR
></BR
><P
>&#13;   This is an implementation of the <SPAN
CLASS="interface"
>ArrayAccess</SPAN
> interface allowing
   direct manipulation of the contents of a Phar archive using
   array access brackets.  offsetGet is used for retrieving files from
   a Phar archive.
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN174858"
></A
><H2
>Parâmetros</H2
><P
>&#13;   <P
></P
><DIV
CLASS="variablelist"
><DL
><DT
><CODE
CLASS="parameter"
>offset</CODE
></DT
><DD
><P
>&#13;       The filename (relative path) to look for in a Phar.
      </P
></DD
></DL
></DIV
>
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN174867"
></A
><H2
>Valores de retornado</H2
><P
>&#13;   A <B
CLASS="classname"
>PharFileInfo</B
> object is returned that can be used to
   iterate over a file's contents or to retrieve information about the current file.
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN174871"
></A
><H2
>Erros/Excessões</H2
><P
>&#13;   This method throws <B
CLASS="classname"
>BadMethodCallException</B
> if the file
   does not exist in the Phar archive.
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN174875"
></A
><H2
>Exemplos</H2
><P
>&#13;   <TABLE
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><TD
><DIV
CLASS="example"
><A
NAME="AEN174878"
></A
><P
><B
>Exemplo 1. A <B
CLASS="function"
>Phar::offsetGet()</B
> example</B
></P
><P
>&#13;     As with all classes that implement the <B
CLASS="classname"
>ArrayAccess</B
>
     interface, offsetGet is automatically called when using the [] angle bracket
     operator
    </P
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><code><font color="#000000">
<font color="#0000BB">&lt;?php<br />$p </font><font color="#007700">= new </font><font color="#0000BB">Phar</font><font color="#007700">(</font><font color="#0000BB">dirname</font><font color="#007700">(</font><font color="#0000BB">__FILE__</font><font color="#007700">) . </font><font color="#DD0000">'/myphar.phar'</font><font color="#007700">, </font><font color="#0000BB">0</font><font color="#007700">, </font><font color="#DD0000">'myphar.phar'</font><font color="#007700">);<br /></font><font color="#0000BB">$p</font><font color="#007700">[</font><font color="#DD0000">'exists.txt'</font><font color="#007700">] = </font><font color="#DD0000">"file exists\n"</font><font color="#007700">;<br /></font><font color="#0000BB">try </font><font color="#007700">{<br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#FF8000">// automatically calls offsetGet()<br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#007700">echo </font><font color="#0000BB">$p</font><font color="#007700">[</font><font color="#DD0000">'exists.txt'</font><font color="#007700">];<br />&nbsp;&nbsp;&nbsp;&nbsp;echo </font><font color="#0000BB">$p</font><font color="#007700">[</font><font color="#DD0000">'doesnotexist.txt'</font><font color="#007700">];<br />} </font><font color="#0000BB">catch </font><font color="#007700">(</font><font color="#0000BB">BadMethodCallException $e</font><font color="#007700">) {<br />&nbsp;&nbsp;&nbsp;&nbsp;echo </font><font color="#0000BB">$e</font><font color="#007700">;<br />}<br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
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><P
>O exemplo acima irá imprimir:</P
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><TD
><PRE
CLASS="screen"
>file exists
Entry doesnotexist.txt does not exist</PRE
></TD
></TR
></TABLE
></DIV
></TD
></TR
></TABLE
>
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN174886"
></A
><H2
>Veja também</H2
><P
>&#13;   <P
></P
><TABLE
BORDER="0"
><TBODY
><TR
><TD
><A
HREF="function.phar-offsetexists.html"
><B
CLASS="function"
>Phar::offsetExists()</B
></A
></TD
></TR
><TR
><TD
><A
HREF="function.phar-offsetset.html"
><B
CLASS="function"
>Phar::offsetSet()</B
></A
></TD
></TR
><TR
><TD
><A
HREF="function.phar-offsetunset.html"
><B
CLASS="function"
>Phar::offsetUnset()</B
></A
></TD
></TR
></TBODY
></TABLE
><P
></P
>
  </P
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