Examples

Writing

Description

to_array() writes the rows into a PHP array passed by reference - for tests, debugging, or handing results to code outside the pipeline. Every row is held in memory.

Documentation

Writers are loaders: they consume Rows and decide what already at the destination means.

Save Mode
Core

Code

<?php

declare(strict_types=1);

use function Flow\ETL\DSL\{data_frame, from_array, to_array};

require __DIR__ . '/vendor/autoload.php';

$array = [];

data_frame()
    ->read(from_array([
        ['id' => 1],
        ['id' => 2],
        ['id' => 3],
        ['id' => 4],
        ['id' => 5],
    ]))
    ->collect()
    ->write(to_array($array))
    ->run();

\var_dump($array);

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