Pdo\Pgsql::copyToArray

(PHP 8 >= 8.4.0)

Pdo\Pgsql::copyToArray — Copy data from database table into PHP array

Beschreibung

public function Pdo\Pgsql::copyToArray(
    string $tableName,
    string $separator = "\t",
    string $nullAs = "\\\\N",
    ?string $fields = null
): array|false

Copies data from tableName into array using separator as fields delimiter and fields list

Parameter-Liste

tableName
String containing table name.
separator
Delimiter used to separate fields in an entry of the rows array.
nullAs
How to interpret SQL NULL values.
fields
List of fields to export.

Rückgabewerte

Returns an array of rows,Bei einem Fehler wird false zurückgegeben..

Beispiele

Beispiel #1 Pdo\Pgsql::copyToArray() example

Each returned element is one record, with fields joined by separator and a trailing newline. 

<?php
$db = new Pdo\Pgsql('pgsql:dbname=test host=localhost', $user, $pass);
$db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
$db->exec('CREATE TABLE fruits (id int, name text, qty int)');
$db->exec("INSERT INTO fruits VALUES (1, 'apple', 10), (2, 'banana', 20)");

$rows = $db->copyToArray('fruits');
var_export($rows);
?>

Das oben gezeigte Beispiel erzeugt folgende Ausgabe:

array (
  0 => '1	apple	10
',
  1 => '2	banana	20
',
)

Siehe auch