How to exclude records of certain categories from the output?

Question

WordPress

@if (!have_posts())
    <div class="alert alert-warning">
      Ничего не найдено
    </div>
    {!! get_search_form(false) !!}
  @else
    <section class="last-series">
      <div class="archive-cont columns">
        @while (have_posts())
          @php
             the_post();
             apply_filters( 'rb_issues_footer_id', [get_the_ID()] ); // add ID
          @endphp
          @include('partials.content-grid-'.get_post_type())
        @endwhile
        {{-- Print player script --}}
        @php do_action( 'rb_issues_footer_out', apply_filters( 'rb_issues_footer_id', [] ) ); @endphp
      </div>
    </section>
  @endif

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How to exclude certain categories so that posts with them are not displayed in the latest.

Answer 1

WP_Query

Answer 2

Here is an example of how to exclude posts of certain categories on archive pages

add_action( 'pre_get_posts', 'exclude_category' );
function exclude_category( $query ) {
  if ( $query->is_archive() && $query->is_main_query() ) {
    $query->set( 'cat', '-1,-1347' );
  }
}