fbsql_data_seek

(PHP 4 >= 4.0.6, PHP 5, PHP 7)
Move internal result pointer
bool fbsql_data_seek ( resource $result, int $row_number )

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 fbsql_fetch_row() would return that row.

Parameters:
result

A result identifier returned by fbsql_query() or fbsql_db_query().

row_number

The row number. Starts at 0.

Returns:

Returns TRUE on success or FALSE on failure.

Examples:
fbsql_data_seek() example
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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;
 
    echo $row->last_name . $row->first_name . "<br />\n";
}
 
fbsql_free_result($result);
?>
doc_php
2016-02-24 16:16:30
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