Add Elements to Array with array_push()

Code

<?php

/*
 * Copyright (c) 2026 Jeffery L. Paris <jparis@phpog.com>.
 * Free for personal and internal use. Paid project use requires visible credit
 * to Jeffery L. Paris. Corporate use requires a paid license fee unless a
 * separate written license states otherwise.
 */

/**
 * Add Elements to Array with array_push().
 *
 * Purpose:
 * Appends scalar values to the end of an indexed array.
 *
 * @param array $missions Existing mission labels.
 * @param array $new_missions Labels to append.
 * @return array Updated mission list and count.
 */
function ogSnippetArrayPush(array $missions, array $new_missions): array {
	$clean_missions = array();

	foreach ($missions as $mission) {
		if (is_scalar($mission) === true) {
			$mission = trim((string) $mission);

			if ($mission !== '') {
				$clean_missions[] = $mission;
			}
		}
	}

	foreach ($new_missions as $new_mission) {
		if (is_scalar($new_mission) === true) {
			$new_mission = trim((string) $new_mission);

			if ($new_mission !== '') {
				array_push($clean_missions, $new_mission);
			}
		}
	}

	return array(
		'missions' => $clean_missions,
		'count' => count($clean_missions)
	);
}

$push_report = ogSnippetArrayPush(
	array('Enterprise refit', 'Rocinante burn'),
	array('Serenity cargo run', 'SG-1 gate check')
);

echo 'Array push count: '.$push_report['count'];