php-pdoFetch array of column values with PHP PDO

$st = $pdo->prepare('SELECT id FROM test');
$st->execute();
$cols = $st->fetchAll(PDO::FETCH_COLUMN);ctrl + cgithub

`$pdo->prepare` prepare given query to execute	`id` column we want to get into resulting array
`$st->execute(` run query on the server	`fetchAll` returns all rows from result set
`FETCH_COLUMN` will return single column value per row rather than associative array	`$cols` resulting array of column values

Usage example

<?php

$pdo = new PDO('mysql:host=localhost;dbname=test', 'usr', 'pwd');

$st = $pdo->prepare('SELECT id FROM test LIMIT 3');
$st->execute();
$cols = $st->fetchAll(PDO::FETCH_COLUMN);
print_r($cols);

output

Array
(
    [0] => 1
    [1] => 2
    [2] => 3
)

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php-pdoFetch array of column values with PHP PDO

Usage example

output

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