pg_num_rows
(PHP 4 >= 4.2.0, PHP 5)
pg_num_rows — Returns the number of rows in a result
Descrierea
int pg_num_rows
( resource $result
)
pg_num_rows() will return the number of rows in a PostgreSQL result resource.
Notă: This function used to be called pg_numrows().
Parametri
- result
-
PostgreSQL query result resource, returned by pg_query(), pg_query_params() or pg_execute() (among others).
Valorile întroarse
The number of rows in the result. On error, -1 is returned.
Exemple
Example#1 pg_num_rows() example
<?php
$result = pg_query($conn, "SELECT 1");
$rows = pg_num_rows($result);
echo $rows . " row(s) returned.\n";
?>
Exemplul de mai sus va afişa:
1 row(s) returned.