JS - Reload Page with Dropdown Select

Found here:
https://forums.digitalpoint.com/threads/loading-page-based-on-option-selected-when-option-changes-from-drop-down.285425/

<script type="text/javascript">
function redirectMe (sel) {
    var url = sel[sel.selectedIndex].value;
    window.location = url;
}
</script>

<select name="myselect" onchange="redirectMe(this);">
  <option value=" " selected>-=choose=-</option>
  <option value="file.php?var=ALL">ALL</option>
</select>