Sophie: php-manual-zh-5.2.4-1mdv2008.1 noarch

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

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>dbase_pack</H1
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><P
>    (PHP 3, PHP 4, PHP 5)</P
>dbase_pack&nbsp;--&nbsp;Packs a database</DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN34352"
></A
><H2
>说明</H2
>bool <B
CLASS="methodname"
>dbase_pack</B
> ( int dbase_identifier )<BR
></BR
><P
>&#13;   Packs the specified database by permanently deleting all records marked
   for deletion using <A
HREF="function.dbase-delete-record.html"
><B
CLASS="function"
>dbase_delete_record()</B
></A
>.
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><H2
>参数</H2
><P
>&#13;   <P
></P
><DIV
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><DL
><DT
><CODE
CLASS="parameter"
>dbase_identifier</CODE
></DT
><DD
><P
>&#13;       The database link identifier, returned by <A
HREF="function.dbase-open.html"
><B
CLASS="function"
>dbase_open()</B
></A
>
       or <A
HREF="function.dbase-create.html"
><B
CLASS="function"
>dbase_create()</B
></A
>.
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>
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><A
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></A
><H2
>返回值</H2
><P
>&#13;   如果成功则返回 <TT
CLASS="constant"
><B
>TRUE</B
></TT
>，失败则返回 <TT
CLASS="constant"
><B
>FALSE</B
></TT
>。
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>范例</H2
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>&#13;   <TABLE
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><B
>例 1. Emptying a dBase database</B
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><code><font color="#000000">
<font color="#0000BB">&lt;?php<br /><br /></font><font color="#FF8000">// open in read-write mode<br /></font><font color="#0000BB">$db </font><font color="#007700">= </font><font color="#0000BB">dbase_open</font><font color="#007700">(</font><font color="#DD0000">'/tmp/test.dbf'</font><font color="#007700">, </font><font color="#0000BB">2</font><font color="#007700">);<br /><br />if (</font><font color="#0000BB">$db</font><font color="#007700">) {<br />&nbsp;&nbsp;</font><font color="#0000BB">$record_numbers </font><font color="#007700">= </font><font color="#0000BB">dbase_numrecords</font><font color="#007700">(</font><font color="#0000BB">$db</font><font color="#007700">);<br />&nbsp;&nbsp;for (</font><font color="#0000BB">$i </font><font color="#007700">= </font><font color="#0000BB">1</font><font color="#007700">; </font><font color="#0000BB">$i </font><font color="#007700">&lt;= </font><font color="#0000BB">$record_numbers</font><font color="#007700">; </font><font color="#0000BB">$i</font><font color="#007700">++) {<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">dbase_delete_record</font><font color="#007700">(</font><font color="#0000BB">$db</font><font color="#007700">, </font><font color="#0000BB">$i</font><font color="#007700">);<br />&nbsp;&nbsp;}<br />&nbsp;&nbsp;</font><font color="#FF8000">// expunge the database<br />&nbsp;&nbsp;</font><font color="#0000BB">dbase_pack</font><font color="#007700">(</font><font color="#0000BB">$db</font><font color="#007700">);<br />}<br /><br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
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>
  </P
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><H2
>参见</H2
><P
>&#13;   <P
></P
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><A
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CLASS="function"
>dbase_delete_record()</B
></A
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