Find active element and activate its parent bootstrap tab

custom.js

$(document).ready(function () {
  $( all_items ).each( function( index ) {
    if( $( this ).attr( 'class' ) == 'active' ) {
        var active_atr = $(this).closest('.tab-pane').attr('id');
        $('a[href="#' + active_atr + '"]').tab('show');
    }
  });
});