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pg_fetch_all_columns

(no version information, might be only in CVS)

pg_fetch_all_columns -- Fetches all rows in a particular result column as an array

Descripción

array pg_fetch_all_columns ( resource result [, int column] )

pg_fetch_all_columns() returns an array that contains all rows (records) in a particular column of the result resource.

Nota: Esta funcion define campos NULL como valores PHP NULL.

Lista de parámetros

result

PostgreSQL query result resource, returned by pg_query(), pg_query_params() or pg_execute() (among others).

column

Column number, zero-based, to be retrieved from the result resource. Defaults to the first column if not specified.

Valores retornados

An array with all values in the result column.

FALSE is returned if column is larger than the number of columns in the result, or on any other error.

Ejemplos

Ejemplo 1. pg_fetch_all_columns() example

<?php
$conn = pg_pconnect("dbname=publisher");
if (!$conn) {
  echo "An error occured.\n";
  exit;
}

$result = pg_query($conn, "SELECT title, name, address FROM authors");
if (!$result) {
  echo "An error occured.\n";
  exit;
}

// Get an array of all author names
$arr = pg_fetch_all_columns($result, 1);

var_dump($arr);

?>

Ver también

pg_fetch_all()

AnteriorInicioSiguiente
pg_executeSubirpg_fetch_all

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Generated: 2007-01-26 18:01:04