codelikesuraj

<?php
function shuffleClass($input_array, $num_of_stud){
	if (is_array($input_array) && count($input_array)>2 && is_integer($num_of_stud) && abs($num_of_stud) <= count($input_array)):
		
		// number is negative
		if ($num_of_stud < 0):
			for($i=0; $i<abs($num_of_stud); $i++){
				$array1[] = $input_array[$i];
			}
			$array2 = array_diff($input_array, $array1);

codelikesuraj

<?php
// initial array entry
$initial_array = [4, 8, 2, 5, 2];
// initialise variable to store the final array
$final_array = array();
// get the number of elements in the initial array
$numberOfElements = count($initial_array);

if (!empty($initial_array) && is_array($initial_array) && $numberOfElements > 0){
	for($i=0; $i<$numberOfElements; $i++){