wordpress get post id

108

wordpress get post id -

// Retrieve the ID of the current item in the WordPress Loop.
get_the_ID()

get_the_id wordpress -

function get_the_ID() { // phpcs:ignore WordPress.NamingConventions.ValidFunctionName.FunctionNameInvalid
    $post = get_post();
    return ! empty( $post ) ? $post->ID : false;
}

wordpress get post by id -

$post   = get_post( 123 ); // Where 123 is the ID
$output =  apply_filters( 'the_content', $post->post_content );

wp get post id by slug -

url_to_postid( site_url('the_slug') );

wp get_posts return ids -

get_posts(array(
    'fields'          => 'ids', // Only get post IDs
    'posts_per_page'  => -1
));

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