<?php

header('Content-type: text/plain');

$sum = microtime(true);

$start = microtime(true);
for($i = 0; $i < 100000; $i++)
{
	// the variables
	$array = array("a", "b", "c", "d");
	$desiredLength = 71;
	$newArray = array();
	// create a new array with AT LEAST the desired number of elements by joining the array at the end of the new array
	while(count($newArray) <= $desiredLength){
	    $newArray = array_merge($newArray, $array);
	}
	// reduce the new array to the desired length (as there might be too many elements in the new array
	$array = array_slice($newArray, 0, $desiredLength);
}
$duration = microtime(true)-$start;
echo 'Kau-Boy: ',$duration,"\n";

$start = microtime(true);
for($i = 0; $i < 100000; $i++)
{
	$array = array('a', 'b', 'c', 'd');
	$length = 71;
	$result = array();
	while(count($result) < $length)
	{
	  $current = each($array);
	  if($current == false)
	  {
	    reset($array);
	    continue;
	  }
	  $result[] = $current[1];
	}
}
$duration = microtime(true)-$start;
echo 'Frxstrem: ',$duration,"\n";

function fillArray1($length, $values) {
    foreach (new InfiniteIterator(new ArrayIterator($values)) as $element) {
        if (!$length--) return $result;
        $result[] = $element;
    }
    return $result;
}

$start = microtime(true);
for($i = 0; $i < 100000; $i++)
{
	$result = fillArray1(71, array('a', 'b', 'c', 'd'));
}
$duration = microtime(true)-$start;
echo 'NikiC: ',$duration,"\n";

$start = microtime(true);
for($i = 0; $i < 100000; $i++)
{
	$arr = array("a", "b", "c", "d");
	$len = 71;
	$a = array();
	$a = str_split( substr( str_repeat( join( $arr), ceil( $len / count( $arr))), 0, $len));
}
$duration = microtime(true)-$start;
echo 'user2469998: ',$duration,"\n";

$start = microtime(true);
for($i = 0; $i < 100000; $i++)
{
	$array = array("a", "b", "c", "d");
	$merge = array();
	$desiredLength = 71;
	while(2 * count($array) <= $desiredLength){
	$array = array_merge($array, $array);
	}
	if($desiredLength > count($array))
	$merge = array_slice($array, 0, $desiredLength - count($array));
	$array = array_merge($array, $merge);
	$array = array_slice($array, 0, $desiredLength);
}
$duration = microtime(true)-$start;
echo 'Alexander: ',$duration,"\n";

$start = microtime(true);
for($n = 0; $n < 100000; $n++)
{
	$newarray = array();
	$i = 0;
	$oldarrayvalues = array("a", "b", "c", "d");
	$oldarraysize = count($oldarrayvalues);
	if ( $oldarraysize ) {
	    while ( count($newarray) < 71 ) {
	        $newarray[] = $oldarrayvalues[$i];
	        $i++;
	        $i %= $oldarraysize;
	    }
	}
}
$duration = microtime(true)-$start;
echo 'Hammerite: ',$duration,"\n";

function fill(array $initalArray, $toCount) {
    $initialArrayCount = count($initalArray);

    $fillUp = function(array $filledUpArray, $missingCount) 
                    use(&$fillUp, $initalArray, $initialArrayCount, $toCount) 
    {
        if($missingCount <= 0) return array_slice($filledUpArray, 0, $toCount);
        return $fillUp(array_merge($filledUpArray, $initalArray), $missingCount - $initialArrayCount);
    };

    return $fillUp($initalArray, $toCount - $initialArrayCount);
}

$start = microtime(true);
for($i = 0; $i < 100000; $i++)
{
	$filledArray = fill(array("a", "b", "c", "d"), 71);
}
$duration = microtime(true)-$start;
echo 'Max: ',$duration,"\n";


$start = microtime(true);
for($i = 0; $i < 100000; $i++)
{
	$array = array('a', 'b', 'c', 'd');
	$end   = 71;
	
	$new_array = array();
	
	while(count($new_array) <= $end)
	{
	    foreach($array as $key => $value)
	    {
	        $new_array[] = $value;
	    }
	}
	
	$new_array = array_slice($new_array, 0, $end);
}
$duration = microtime(true)-$start;
echo 'Evert: ',$duration,"\n";

$start = microtime(true);
for($i = 0; $i < 100000; $i++)
{
    $size = 71;
    $array = array('a', 'b', 'c', 'd');
    $temp = call_user_func_array('array_merge', array_fill(0, ceil($size/count($array)), $array));
    while(count($temp) > $size) array_pop($temp);
}
$duration = microtime(true)-$start;
echo 'Christoph: ',$duration,"\n";

echo 'Test took ',microtime(true)-$sum,'s';