WordpressでGoogle Adsense広告を記事一覧ページに差し込む方法。

<?php
$ads_infeed = '5'; //何番目に表示したいか
$ads_infeed_count = '1';
?>

<?php
  if (have_posts()):
    while (have_posts()):the_post();
?>

<?php
if($ads_infeed_count%$ads_infeed == 0){
?>

<div class="wrap-ads">
<!-- Adsense広告タグ -->
<script async src="https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js"></script>
<ins class="adsbygoogle"
style="display:block"
     data-ad-format="fluid"
     data-ad-layout-key="XXXXXXXXXXXXXX"
     data-ad-client="ca-pub-XXXXXXXXXXXXXX"
     data-ad-slot="XXXXXXXXXXXXXX"></ins>
<script>
     (adsbygoogle = window.adsbygoogle || []).push({});
</script>
<!--/Adsense広告タグ -->
</div>

<?php
}
$ads_infeed_count++;
?>

<!--ここにメインループで表示するコンテンツを書く -->

<?php
        endwhile;
    endif;
?>

<!-- Adsense広告タグ -->
<!--/Adsense広告タグ -->

<?php
$ads_infeed = '5'; //何番目に表示したいか
$ads_infeed_count = '1';
?>

<?php
if($ads_infeed_count%$ads_infeed == 0){
?>

<?php
}
$ads_infeed_count++;
?>

<?php
if($ads_infeed_count%$ads_infeed == 0){
?>