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>fbsql_data_seek</H1
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><P
> (PHP 4 >= 4.0.6)</P
>fbsql_data_seek -- Move internal result pointer</DIV
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CLASS="refsect1"
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><H2
>Description</H2
>bool <B
CLASS="methodname"
>fbsql_data_seek</B
> ( resource result_identifier, int row_number)<BR
></BR
><P
>
Devuelve <TT
CLASS="constant"
><B
>TRUE</B
></TT
> si todo fue bien, <TT
CLASS="constant"
><B
>FALSE</B
></TT
> en caso de fallo.
</P
><P
>
<B
CLASS="function"
>fbsql_data_seek()</B
> moves the internal row
pointer of the FrontBase result associated with the specified
result identifier to point to the specified row number. The next
call to <A
HREF="function.fbsql-fetch-row.html"
><B
CLASS="function"
>fbsql_fetch_row()</B
></A
> would return that
row.
</P
><P
> <TT
CLASS="parameter"
><I
>Row_number</I
></TT
> starts at 0.
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><B
>Ejemplo 1. <B
CLASS="function"
>fbsql_data_seek()</B
> example</B
></P
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><PRE
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><?php
$link = fbsql_pconnect ("localhost", "_SYSTEM", "secret")
or die ("Could not connect");
fbsql_select_db ("samp_db")
or die ("Could not select database");
$query = "SELECT last_name, first_name FROM friends;";
$result = fbsql_query ($query)
or die ("Query failed");
# fetch rows in reverse order
for ($i = fbsql_num_rows ($result) - 1; $i >=0; $i--) {
if (!fbsql_data_seek ($result, $i)) {
printf ("Cannot seek to row %d\n", $i);
continue;
}
if(!($row = fbsql_fetch_object ($result)))
continue;
printf("%s %s<BR>\n", $row->last_name, $row->first_name);
}
fbsql_free_result ($result);
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