get_post_type_object.php

<?php

  /*
   * How to use `get_post_type_object` function
   * http://wordpress.stackexchange.com/q/6731
   */

  if( !in_array( $post->post_type, array( 'post', 'page' ) ) ) {
  // if( 'post' != get_post_type() || 'page' != get_post_type() ) {

    $pt_obj   = get_post_type_object( $post->post_type );
    $pt_link = get_post_type_archive_link( $post->post_type );

    // http://codex.wordpress.org/Function_Reference/register_post_type#Arguments
    echo '<a href="' . $pt_link . '">' . $pt_obj->label . '</a>';
    // echo '<a href="' . $pt_link . '">' . $pt_obj->labels->singular_name . '</a>';
    // echo '<a href="' . $pt_link . '">' . $pt_obj->labels->archive_title . '</a>';

  }

?>