https://www.facebook.com/groups/rselephants/permalink/1482178338665683/

array-ingles.php

<?php
function galvao(array $a) {
	$b = array('e', array_pop($a));
	 
	echo implode(', ', $a) . ' ' . implode(' ', $b);
}

function tassoevan(array $times) {
	echo implode(', ', array_slice($times, 0, -1)), ' e ', end($times);
}

$times = array('Chelsea', 'Liverpool', 'Manchester United', 'Manchester City');

for ( ; ; ) {
	$start = microtime(true);
	galvao($times);
	echo "\ngalvao: ", microtime(true) - $start, "\n\n";

	$start = microtime(true);
	tassoevan($times);
	echo "\ntassoevan: ", microtime(true) - $start, "\n\n";

	sleep(1);
}