Example: PHP Program to Find Largest and Smallest Element in Array using For loop

<?php
// PHP Program to Find Largest and Smallest Element in Array using For loop

$x = [73, 42, 423, 42, 342, 14];

// $x - To store array list of input numbers
// $b - To store big element variable
// $sm - To store small element variable

// This will stored the first element of the array to check the element
$b = $x[0];

for ($i = 1; $i < count($x); $i++) {
    
    // This will check one by one with each value of array
    // To compare the value is smallest or largest
    if ($b < $x[$i]) {
        $b = $x[$i];
    }
}
echo "\n-----The largest element is: ", $b, "\n";

// This will stored the first element of the array to check the element
$sm = $x[0];

for ($i = 1; $i < count($x); $i++) {
    
    // This will check one by one with each value of array
    // To compare the value is smallest or largest
    if ($sm > $x[$i]) {
        $sm = $x[$i];
    }
}
echo "\n-----The smallest element is: ", $sm, "\n";

?>