问在WordPress中加载更多帖子Ajax按钮

EN

<div id="ajax-posts" class="row">
    <?php 
    $postsPerPage = 3;
    $args = [
        'post_type' => 'post',
        'posts_per_page' => $postsPerPage,
        'cat' => 1
    ];

    $loop = new WP_Query($args);

    while ($loop->have_posts()) : $loop->the_post(); ?>
        <div class="small-12 large-4 columns">
            <h1><?php the_title(); ?></h1>
            <p><?php the_content(); ?></p>
        </div>
        <?php
    endwhile; 

    echo '<a id="more_posts">Load More</a>';
    
    wp_reset_postdata(); 
    ?>
</div>

function more_post_ajax(){
    $offset = $_POST["offset"];
    $ppp = $_POST["ppp"];

    header("Content-Type: text/html");
    $args = [
        'suppress_filters' => true,
        'post_type' => 'post',
        'posts_per_page' => $ppp,
        'cat' => 1,
        'offset' => $offset,
    ];

    $loop = new WP_Query($args);

    while ($loop->have_posts()) { $loop->the_post(); 
        the_content();
    }
    exit; 
}

add_action('wp_ajax_nopriv_more_post_ajax', 'more_post_ajax'); 
add_action('wp_ajax_more_post_ajax', 'more_post_ajax');

<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.4/jquery.min.js"></script>
<script type="text/javascript">
    jQuery(document).ready( function($) {
        var ajaxUrl = "<?php echo admin_url('admin-ajax.php')?>";
        
        // What page we are on.
        var page = 5; 
        // Post per page
        var ppp = 3; 

        $("#more_posts").on("click", function() {
            // When btn is pressed.
            $("#more_posts").attr("disabled",true);

            // Disable the button, temp.
            $.post(ajaxUrl, {
                action: "more_post_ajax",
                offset: (page * ppp) + 1,
                ppp: ppp
            })
            .success(function(posts) {
                page++;
                $("#ajax-posts").append(posts);
                // CHANGE THIS!
                $("#more_posts").attr("disabled", false);
            });
        });
    });
</script>