Views exposed filter - Replace '-Any-' by Select All
This question is already answered. Please find the answer in below link
https://stackoverflow.com/a/5975294/5093173

or use this code

function mymodule_form_alter(&amp;$form, &amp;$form_state, $form_id) {
  if ($form_id == 'views_exposed_form' &amp;&amp; $form_state['view']-&gt;name == 'view name') {
      $form['filter_name']['#options']['All'] = t('select all');
}


}