UNIFIED DATA PROCESSING FRAMEWORK

composer require flow-php/etl ~0.33.0

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Extracts

Read from various data sources.

Transforms

Shape and optimize for your needs.

Loads

Store and secure in one of many available data sinks.

Examples:

Description

Write data directly to the process stdout. This is useful for streaming data to web clients without buffering in memory.

Note: Stdout is write-only—reading is not supported.

Documentation

Filesystem Library

Code

<?php

declare(strict_types=1);

use function Flow\Filesystem\DSL\{fstab, path, protocol};

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

$outputStream = fstab()->for(protocol('stdout'))->writeTo(path('stdout://'));

$outputStream->append("Files List\n\n");

foreach (fstab()->for(protocol('file'))->list(path(__DIR__ . '/*')) as $file) {
    $outputStream->append(($file->isFile() ? 'File' : 'Directory') . ': ' . $file->path->basename() . "\n");
}

$outputStream->close();

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