Çözümü buldum ama php bilmeyince karıştırıp bozmak istemedim.

Çözüm : https://www.seobil.com/icerik-harita...lement-sorunu/



Bendeki dosya
<?php
get_header(); ?>

<style>
a:link {text-decoration: none;}
a:visited {text-decoration: none;}
a:hover {text-decoration: none;}
a:active {text-decoration: none;}
</style>

<main class="content" title="test" id="genesis-content">
<div class="breadcrumb" itemscope="" itemtype="http://schema.org/BreadcrumbList">
<a href="<?php bloginfo('url'); ?>">Anasayfa</a>
<?php
    $bu_kategori = get_category(get_query_var('cat'));
    
        $parent = $bu_kategori->category_parent;
        $breadDizi = array();
    do{
    if ( $parent != 0) {
        $ust_kategori = get_category($parent);
        $breadDizi[] = array(
            "term_id" => get_category_link($ust_kategori->term_id),
            "name" => $ust_kategori->name,
        );
        $parent = $ust_kategori->category_parent;
    }

    }while($parent > 0);

    $newBread = array_reverse($breadDizi, true);
    foreach ($newBread as $value) {
?>
    <span aria-label="breadcrumb separator">/</span>
    <a href="<?=$value["term_id"]?>" title="<?=$value["name"]?>"><?=$value["name"]?></a>
<?php
    }
?>
        <span aria-label="breadcrumb separator">/</span>    
        <?=$bu_kategori->name?>
</div>

<article class="post-682 post type-post status-publish format-standard category-ingilizce-yillik-planlar entry" itemscope="" itemtype="http://schema.org/CreativeWork">
<center>
<script async src="//pagead2.googlesyndication.com/pagead/js/adsbygoogle.js"></script>
<!-- bidunya esnek -->
<ins class="adsbygoogle"
style="display:block"
data-ad-client="ca-pub-9046407506781802"
data-ad-slot="5678117849"
data-ad-format="auto"></ins>
<script>
(adsbygoogle = window.adsbygoogle || []).push({});
</script>
</center>
<br>

<?=$bu_kategori->name?>
<?php
foreach ($breadDizi as $value) {
?>
    <?=$value["name"]?>
<?php
    }
?>


<?php



    $parents = $bu_kategori->category_parent;
    $ust1 = get_category($parents);


if ($bu_kategori->category_parent == 0 || $ust1->category_parent != 0) {
    $args2 = array('parent' => $bu_kategori->term_id);
    $categories = get_categories( $args2 );
    $x = 1;
}else{
    $categoriez = get_the_category_by_ID($bu_kategori->term_id);
    $categories = array();
    $categoriex = (object) array(
        "term_id" => $bu_kategori->term_id,
        "name" => $categoriez->name,
        "category_parent" => $categoriez->category_parent,
    );
    $categories[] = $categoriex;
    $x = 0;
}
foreach($categories as $category) {
// echo '<p>Category: <a href="' . get_category_link( $category->term_id ) . '" title="' . sprintf( __( "View all posts in %s" ), $category->name ) . '" ' . '>' . $category->name.'</a> </p> ';

?>
    <table class="w3-table w3-bordered">
    <?php if($x==1){ ?>
    <thead>
        <tr class="w3-hover-blue-grey">
            <th><?=$category->name?></th>
        </tr>
    </thead>
    <?php } ?>
<tbody>
    <?php

    $args = array( 'order' => "ASC", 'posts_per_page' => -1, 'category' => $category->term_id );

$myposts = get_posts( $args );
// print_r($myposts);
foreach ( $myposts as $post ){?>
<tr class="w3-hover-blue-grey" style="width: 50%;
float: left;">
<td><a href="<?=get_permalink($post->ID)?>"><?=$post->post_title?></a></td>
</tr>
<?php } ?>
</tbody>
</table>
<?php
}
    ?>
<center>
<script async src="//pagead2.googlesyndication.com/pagead/js/adsbygoogle.js"></script>
<!-- bidunya esnek -->
<ins class="adsbygoogle"
style="display:block"
data-ad-client="ca-pub-9046407506781802"
data-ad-slot="5678117849"
data-ad-format="auto"></ins>
<script>
(adsbygoogle = window.adsbygoogle || []).push({});
</script>
</center><br>

<p> Açıklama: <?=$bu_kategori->description?> </p>


</article>
</main>

<?php get_sidebar(''); ?>


    
<?php get_footer(); ?>