get_the_ID() WordPress Function

function get_the_ID() { // phpcs:ignore WordPress.NamingConventions.ValidFunctionName.FunctionNameInvalid
	$post = get_post();
	return ! empty( $post ) ? $post->ID : false;
}
Used By	Description
wp-admin/includes/dashboard.php:wp_dashboard_recent_posts()	Generates Publishing Soon and Recently Published sections.
wp-includes/general-template.php:wp_get_archives()	Display archive links based on type and format.
wp-includes/link-template.php:get_post_comments_feed_link()	Retrieves the permalink for the post comments feed.
wp-includes/post-template.php:prepend_attachment()	Wraps attachment in paragraph tag before content.
wp-includes/post-template.php:the_ID()	Displays the ID of the current item in the WordPress Loop.
wp-includes/media.php:wp_video_shortcode()	Builds the Video shortcode output.
wp-includes/media.php:wp_audio_shortcode()	Builds the Audio shortcode output.
wp-includes/post.php:is_sticky()	Determines whether a post is sticky.
wp-includes/post.php:get_post_custom()	Retrieve post meta fields, based on post ID.
wp-includes/comment-template.php:get_comment_id_fields()	Retrieves hidden input HTML for replying to comments.
wp-includes/comment-template.php:wp_list_comments()	Displays a list of comments.
wp-includes/comment-template.php:comment_form()	Outputs a complete commenting form for use within a template.
wp-includes/comment-template.php:get_trackback_url()	Retrieves the current post’s trackback URL.
wp-includes/comment-template.php:comments_popup_link()	Displays the link to the comments for the current post ID.