Codehooligans.com: Limit Posts per Archive Page

codehooligans-limit-posts-per-archive-page

function limit_posts_per_archive_page( $query ) { 
  
  // If running within wp_admin or NOT the main $wp_query abort!
  if ( is_admin() || ! $query->is_main_query() ) return;
        
  if ( $query->is_category() ) {
    $query->set('posts_per_archive_page', 8);
  } elseif ( $query->is_search() ) {
    $query->set('posts_per_archive_page', 10);
  }
} 
add_action('pre_get_posts', 'limit_posts_per_archive_page');