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PHP : Function Reference : PostgreSQL Functions : pg_result_seek

pg_result_seek

Set internal row offset in result resource (PHP 4 >= 4.3.0, PHP 5)
bool pg_result_seek ( resource result, int offset )

Example 1969. 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);

?>

Code Examples / Notes » pg_result_seek

andrew-php dot net

Ah, this is a handy feature for resetting the record index, for example, if you're used pg_fetch_{row,array,assoc} to iterate over the result set, and you want to do it again later on, without reexecuting your query. Something like:
<?php pg_result_seek($result, 0); ?>
will allow you to iterate over the result set all over again...


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