问在WordPress中从URL中获取Post ID

EN

$post_id = filter_input(INPUT_GET, 'id');
if (!empty($post_id))
{
    $args = [
        'post_type' => 'bcworks', //<--replace it with your post_type
        'p' => $post_id
    ];
    // The Query
    $the_query = new WP_Query($args);
}
else
{
    //no post found
}

<?php

// would echo post 7's content up until the <!--more--> tag
$post_7 = get_post(7); 
$excerpt = $post_7->post_excerpt;
echo $excerpt

// would get post 12's entire content after which you
// can manipulate it with your own trimming preferences
$post_12 = get_post(12); 
$trim_me = $post_12->post_content;
my_trim_function( $trim_me );

?>