Enter an array and find the 2 largest elements in php code example

Example: program logic for second largest number in an array in php

function secondHighest(array $arr) {
    
    sort($arr);
    
    echo $arr[sizeof($arr)-2];
}
 
 
secondHighest(array( 4, 9, 5, 2, 8, 0, 3, 22));