Simple PHP function that turns directional degrees into cardinal directions

cardinal-directions-from-degrees.php

// @param $int - degree integer value

function get_dir_from_deg($int)
{
    $calc = (int) ($int / 22.5 ) + .5;
    $dirs = ["N","NNE","NE","ENE","E","ESE", "SE", "SSE","S","SSW","SW","WSW","W","WNW","NW","NNW"];
    $index = $calc % 16;
    return $dirs[$index];
}