Solve array challange on php
Code is : $array = array(1,2,3,5,8,13,21,34,55); $sum = 0; echo "i = array(i) = array(array(i)) "; for( $i=0;$i<5 br="" i=""> echo $i. " = ".$array[$i] . " = " .$array[$array[$i]]." "; $sum += $array[$array[$i]]; } echo $sum; Output : i = array(i) = array(array(i)) 0 = 1 = 2 1 = 2 = 3 2 = 3 = 5 3 = 5 = 13 4 = 8 = 55 78