Last updated: Sat, 24 Mar 2007

fbsql_data_seek

(PHP 4 >= 4.0.6, PHP 5)

fbsql_data_seek — Move internal result pointer

Popis

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.

Seznam parametrů

result: A result identifier returned by fbsql_query() or fbsql_db_query().
row_number: The row number. Starts at 0.

Návratové hodnoty

Vrací TRUE při úspěchu, FALSE při selhání.

Příklady

Příklad 522. fbsql_data_seek() example


<?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);

?>

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Last updated: Sat, 24 Mar 2007