for testing and deploying your application
for finding and fixing issues
for empowering human code reviews
<?php
declare(strict_types=1);
namespace Phpml\Dataset;
use Phpml\Exception\InvalidArgumentException;
class ArrayDataset implements Dataset
{
/**
* @var array
*/
protected $samples = [];
protected $targets = [];
* @throws InvalidArgumentException
public function __construct(array $samples, array $targets)
if (count($samples) != count($targets)) {
throw new InvalidArgumentException('Size of given arrays does not match');
}
$this->samples = $samples;
$this->targets = $targets;
public function getSamples(): array
return $this->samples;
public function getTargets(): array
return $this->targets;
* @param int[] $columns
public function removeColumns(array $columns): void
foreach ($this->samples as &$sample) {
$this->removeColumnsFromSample($sample, $columns);
private function removeColumnsFromSample(array &$sample, array $columns): void
foreach ($columns as $index) {
unset($sample[$index]);
$sample = array_values($sample);