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(PHP 5 >= 5.1.0, PHP 7, PHP 8)
pg_fetch_all_columns — Fetches all rows in a particular result column as an array
pg_fetch_all_columns() returns an array that contains all rows (records) in a particular column of the PgSql\Result instance.
Bilginize: Bu işlev NULL alanlara PHP
null
değerini atar.
result
pg_query(), pg_query_params() veya pg_execute() işlevinden dönen PgSql\Result nesnesi.
field
Column number. Defaults to the first column if not specified.
An array with all values in the result column.
Sürüm: | Açıklama |
---|---|
8.1.0 |
sonuç bağımsız değişkeni artık
PgSql\Result nesnesi kabul ediyor, evvelce bir
özkaynak kabul ederdi.
|
Örnek 1 pg_fetch_all_columns() example
<?php
$conn = pg_pconnect("dbname=publisher");
if (!$conn) {
echo "An error occurred.\n";
exit;
}
$result = pg_query($conn, "SELECT title, name, address FROM authors");
if (!$result) {
echo "An error occurred.\n";
exit;
}
// Get an array of all author names
$arr = pg_fetch_all_columns($result, 1);
var_dump($arr);
?>