function

$atts = shortcode_atts(
    array(
        'postype' => 'post',
        'taxtype' => 'category',
    ), $atts, 'ajax_posts_filter' );

function ajax_sht($atts){

         ?>
    <div class="container tax-data">
        <div class="taxonomy-list">



            <?php
            if(!empty($atts['taxtype']) ){

                //passing more than one value with comma seperated
                $no_whitespaces = preg_replace( '/\s*,\s*/', ',', filter_var( $atts['taxtype'], FILTER_SANITIZE_STRING ) );
                $tax_array = explode( ',', $no_whitespaces );

                foreach($tax_array as $onetax){

                    $categories = get_terms( $onetax, 'hide_empty=0');
                    // echo '<pre>';
                    // print_r($categories);
                    echo '

                        <input type="hidden" id="filters-'.$onetax.'" />
                        <ul class="'.$onetax.'-list ">' ;  ?>
                            <li><a href="javascript:;" class="filter-link portfolio-cat-item cat-list_item active" data-slug="" data-id="" data-type="">All </a></li>
                            <?php foreach($categories as $category) : ?>
                                <li>
                                    <a href="javascript:;" class="filter-link cat-list_item" data-slug="<?= $category->slug; ?>" data-type="<?php echo $onetax; ?>" data-id="<?= $category->term_id; ?>">
                                        <?= $category->name; ?>
                                    </a>
                                    <span class="remove"><i class="fas fa-times"></i></span>
                                </li>
                            <?php endforeach; ?>
                        </ul>

                <?php }
            ?>

            <?php } ?>
        </div>
        <div class="projects-grid" post-type="<?php echo $atts['postype']; ?>">
            <?php
            $projects = new WP_Query([
                'post_type' => $atts['postype'],
                'posts_per_page' => 4,
                'order_by' => 'name',
            ]);
            ?>
            <div class="count" id="result-count"></div>
            <?php if($projects->have_posts()): ?>
                <ul class="project-tiles-portfolio project-tiles">
                    <?php
                    while($projects->have_posts()) : $projects->the_post();
                        echo '<li>';
                            the_title();
                        echo '</li>';
                    endwhile;
                    ?>
                </ul>
                <?php wp_reset_postdata(); ?>
                <div id="more_blog_posts">Load More</div>

            <?php
            else :
                echo 'No posts found';
            endif; ?>
        </div>
    </div>
<?php
}

add_shortcode( 'ajax_posts_filter', 'ajax_sht' );
 //The PHP WordPress Filter,

function filter_blogs() {
    $catIds = $_POST['catIds'];
    $postype = $_POST['postype'];
    $taxType = $_POST['taxType'];

    //$tagIds = $_POST['tagIds'];
    $page = (isset($_POST['pageNumber'])) ? $_POST['pageNumber'] : 0;
    $args = [
        'post_type' => ($postype) ? $postype : 'post',
        'posts_per_page' => 4,
        'post_status'  => 'publish',
        'orderby'        => 'publish_date',
        'order'     => ASC ,
        'paged'    => $page,
    ];
    // project Category
    if (!empty($catIds)) {
        $args['tax_query'][] = [
            'taxonomy'      => $taxType,
            'field'         => 'term_id',
            'terms'         => $catIds,
            'operator'      => 'IN'
        ];
    }

    $output = '';
    $ajaxposts = new WP_Query($args);

    if ( $ajaxposts->have_posts() ) {
        $output .=  $atts['postype'].'something';
        while ( $ajaxposts->have_posts() ) : $ajaxposts->the_post();
        $output .= get_the_title().'<br> from ajax';
            //echo get_the_ID().',';
        endwhile;
        $counter = $ajaxposts->max_num_pages;
        $result = [
            'total' => $counter,
            'html' => $output,
        ];
    } else {
        $result = [
            'total' => $counter,
            'html' => 'No projects',
        ];
    }
    echo json_encode($result);
    wp_reset_postdata();
    die;
}
add_action('wp_ajax_filter_blogs', 'filter_blogs');
add_action('wp_ajax_nopriv_filter_blogs', 'filter_blogs');