Array Sum

<?php
	/* Array declaration */
	$array = array(2,3,5,6,8,7,1,0,9,4);
	$sum = 0;
	
	/* Iterate array using 'foreach' */
	foreach($array as $number) {
		$sum += $number;
	}
	echo $sum."<br />";
	
	/* Array declaration */
	$array1 = array(2,3,5,6,8,7,1,0,9,4);
	$array2 = array(1,2,3,4,5,6,7,8,9,0);
	$arr_sum = 0;
	
	/* Loop process upto the length of the array using "for" loop */
	for($i = 0; $i < count($array1); $i++) {
		$arr_sum = $array1[$i] + $array2[$i];
		echo $arr_sum."<br />";
	}
?>