switch.php

<?php
<?php
/**
 * Created by PhpStorm.
 * User: oskar
 * Date: 3/10/17
 * Time: 10:00
 */

$time_start = microtime(true);
echo memory_get_usage(), "\n";

function ejecutar_switch($data = NULL) {
	$array = [];
	switch ($data) {
		case 'wadus':
				$array['wadus'] = 'cuarenta y dos';
			break;
		case 'wadus2':
				$array['wadus2'] = 'cuarenta y tres';
			break;
		case 'wadus3':
				$array['wadus3'] = 'cuarenta y cuatro';
			break;
		default:
				$array['wadus4'] = 'cuarenta y cinco';
			break;
	}
 
	return $array;
    
}


$resultado = ejecutar_switch('wadus');



var_dump($resultado) ; echo  "\n";

$resultado = ejecutar_switch();

var_dump($resultado) ; echo  "\n";

$time_end = microtime(true);
$execution_time = ($time_end - $time_start)/60;
echo '<b>Total Execution Time:</b> '.$execution_time.' Mins';
echo "\n";
echo memory_get_usage(), "\n";