Get Month Name From Number

get_month_name.php

<?php

/**
 * Get month name from integer.
 *
 * @param  integer  $month_number  Month number.
 *
 * @return string                  Month name.
 */
function get_month_name($month_number) {
  // Remove Leading 0.
  $month_number = ltrim($month_number, '0');
  
  $months = array(
    1 => 'January',
    2 => 'February',
    3 => 'March',
    4 => 'April',
    5 => 'May',
    6 => 'June',
    7 => 'July',
    8 => 'August',
    9 => 'September',
    10 => 'October',
    11 => 'November',
    12 => 'December',
  );

  if (isset($months[$month_number])) {
    return $months[$month_number];
  }
  else {
    return FALSE;
  }
}