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keirekisyo_nagasawa20201120

<?php

//投稿ID取得

$post_id = get_the_ID();

//投稿内容取得

$post = get_post( $post_id, ARRAY_A );

//コンテンツ取得

$content = $post[‘post_content’];

//コンテンツ内のrel属性に入る添付のID取得

preg_match_all( ‘/rel=[\'”].*wp-att-([0-9]+).*[\'”].*>/i’, $content, $matches );

$media_id = $matches[1];

//wp_queryパラメーター

$args = array(

    //添付

    ‘post_type’ => ‘attachment’,

    //配列で全投稿ID

    ‘post__in’ => $media_id,

    //添付-publishでは取得できない

    ‘post_status’ =>’inherit’,

    //全件

    ‘posts_per_page’ => -1,

  );

$att_query = new WP_Query($args);

if ( $att_query->have_posts() ) {

    echo ‘<ul>’;

    while ( $att_query->have_posts() ) {

        $att_query->the_post();

        echo ‘<li>’;

        echo $post->ID;

        echo $post->post_title;

        echo $post->guid;

        echo ‘</li>’;

    }

    echo ‘</ul>’;

    wp_reset_postdata();

}

?>