Read data from a json file.
function from_xml(string|Path $path);
Additional options:
withXMLNodePath(string $xmlNodePath) - XML Node Path doesn’t support attributes, and it's not xpath, it is just a sequence of node names separated with slashwithBufferSize(int $size) - default 8096, the size of the buffer used to iterate through streamcomposer.json
{
"name": "flow-php/examples",
"description": "Flow PHP - Examples",
"license": "MIT",
"type": "library",
"require": {
"flow-php/etl": "1.x-dev",
"flow-php/etl-adapter-xml": "1.x-dev"
}
}code.php<?php
declare(strict_types=1);
use function Flow\ETL\Adapter\XML\from_xml;
use function Flow\ETL\DSL\{data_frame, ref, to_stream};
require __DIR__ . '/vendor/autoload.php';
data_frame()
->read(
from_xml(__DIR__ . '/input/dataset.xml')
->withXMLNodePath('users/user')
)
->withEntry('id', ref('node')->domElementAttributeValue('id'))
->withEntry('name', ref('node')->xpath('name')->domElementValue())
->withEntry('active', ref('node')->xpath('active')->domElementValue())
->withEntry('email', ref('node')->xpath('email')->domElementValue())
->drop('node')
->collect()
->write(to_stream(__DIR__ . '/output.txt', truncate: false))
->run();
+----+---------+--------+---------------------+
| id | name | active | email |
+----+---------+--------+---------------------+
| 1 | Alice | true | [email protected] |
| 2 | Bob | false | [email protected] |
| 3 | Charlie | true | [email protected] |
| 4 | David | false | [email protected] |
| 5 | Emma | true | [email protected] |
| 6 | Frank | false | [email protected] |
| 7 | Grace | true | [email protected] |
| 8 | Harry | false | [email protected] |
| 9 | Isla | true | [email protected] |
| 10 | James | false | [email protected] |
+----+---------+--------+---------------------+
10 rows
