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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 afiÅŸa:

1 row(s) returned.

Vedeţi de asemenea