pg_result_seek
(PHP 4 >= 4.3.0, PHP 5)
pg_result_seek — Set internal row offset in result resource
Leírás
bool pg_result_seek
( resource $result
, int $offset
)
pg_result_seek() sets the internal row offset in a result resource.
Paraméterek
- result
-
PostgreSQL query result resource, returned by pg_query(), pg_query_params() or pg_execute() (among others).
- offset
-
Row to move the internal offset to in the result resource. Rows are numbered starting from zero.
Visszatérési értékek
Siker esetén TRUE értékkel tér vissza, ellenkező esetben FALSE értéket ad.
Példák
Example#1 pg_result_seek() example
<?php
// Connect to the database
$conn = pg_pconnect("dbname=publisher");
// Execute a query
$result = pg_query($conn, "SELECT author, email FROM authors");
// Seek to the 3rd row (assuming there are 3 rows)
pg_result_seek($result, 2);
// Fetch the 3rd row
$row = pg_fetch_row($result);
?>