Function - CRON - Check out how PHP-CLI runs cron to understand various env vars

dev_script_cron_cli_dump.php

<?php

// Run this script with cron as php-cli under a user account (or root if using crontab -e).
// It will echo infos about the SAPI and server/environment variables

$php_cli[1] = '';

if (isset($_ENV['_'])) {
	$php_env = $_ENV['_'];
} elseif (isset($_SERVER['_'])) {
	$php_env = $_SERVER['_'];
} else {
	$php_env = '';
}

preg_match('/.*(php-cli)/', $php_env, $php_cli);

echo 'PHP_SAPI: ' . PHP_SAPI . PHP_EOL . PHP_EOL;
echo 'php_sapi_name(): ' . php_sapi_name() . PHP_EOL . PHP_EOL;
echo 'preg_match() "php-cli": ' . $php_cli[1] . PHP_EOL . PHP_EOL;

foreach ($_SERVER as $key => $value) {
	echo '$_SERVER[\'' . $key . '\']' . ': ' . $value . PHP_EOL . PHP_EOL;
}

foreach ($_ENV as $key => $value) {
	echo '$_ENV[\'' . $key . '\']' . ': ' . $value . PHP_EOL . PHP_EOL;
}

?>