Write data to CSV file.
Documentation
Example: Csv
Topic: Data writing
Description
composer.json
{
"name": "flow-php/examples",
"description": "Flow PHP - Examples",
"license": "MIT",
"type": "library",
"require": {
"flow-php/etl": "1.x-dev",
"flow-php/etl-adapter-csv": "1.x-dev"
}
}code.php<?php
declare(strict_types=1);
use function Flow\ETL\Adapter\CSV\to_csv;
use function Flow\ETL\DSL\{data_frame, from_array, overwrite};
require __DIR__ . '/vendor/autoload.php';
data_frame()
->read(
from_array([
['id' => 1, 'name' => 'John', 'age' => 30],
['id' => 2, 'name' => 'Jane', 'age' => 25],
['id' => 3, 'name' => 'Bob', 'age' => 35],
['id' => 4, 'name' => 'Alice', 'age' => 28],
['id' => 5, 'name' => 'Charlie', 'age' => 32],
])
)
->collect()
->mode(overwrite())
->write(to_csv(__DIR__ . '/output.csv'))
->run();
Output
id,name,age
1,John,30
2,Jane,25
3,Bob,35
4,Alice,28
5,Charlie,32
Examples
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