gendocx-chart.php

<?php
require_once 'vendor/autoload.php';
use PhpOffice\PhpWord\Shared\Converter;

$phpWord = new \PhpOffice\PhpWord\PhpWord();

$section = $phpWord->addSection();

$categories = array('A', 'B', 'C', 'D', 'E');
$series1 = array(5, 3, 4, 2, 7);
$series2 = array(15, 2, 9, 5, 9);

$chart = $section->addChart('line', $categories, $series1);
$chart->getStyle()->setWidth(Converter::inchToEmu(2.5))->setHeight(Converter::inchToEmu(2));
$chart->addSeries($categories,$series2);

header('Content-Type: application/octet-stream');
header('Content-Disposition: attachment;filename="test.docx"');

$objWriter = \PhpOffice\PhpWord\IOFactory::createWriter($phpWord, 'Word2007');
$objWriter->save('php://output');
?>