<?php
    $myArray[0] = "B";
    $myArray[1] = "C";
    $myArray[2] = "E";
    $myArray[3] = "A";
    $myArray[4] = "D";


    for($i = 0; $i <= 4; $i++)
    {
        for($ii = 1; $ii <= 4; $ii++)
        {
            if ($myArray[$i] > $myArray[$ii])
            {
                $tempVal = $myArray[$i];
                $myArray[$i] = $myArray[$ii];
                $myArray[$ii] = $tempVal;
            }
        }

        echo $myArray[$i] ."<br />";
    }
?>