WordPress at a glance

comments_open() WP 1.0

Whether the current post is open for comments.

Works based on: get_post()
✈ 1 time = 0.002038s = very slow | 50000 times = 0.81s = very fast PHP 7.1.5, WP 4.8.1
Hooks from function:
Return

true/false. True if the comments are open.

Usage

comments_open( $post_id );
$post_id(int/WP_Post)
Post ID or WP_Post object.
Default: current post

Code of comments_open: wp-includes/comment-template.php VER 4.9.8

<?php
function comments_open( $post_id = null ) {

	$_post = get_post($post_id);

	$post_id = $_post ? $_post->ID : 0;
	$open = ( 'open' == $_post->comment_status );

	/**
	 * Filters whether the current post is open for comments.
	 *
	 * @since 2.5.0
	 *
	 * @param bool $open    Whether the current post is open for comments.
	 * @param int  $post_id The post ID.
	 */
	return apply_filters( 'comments_open', $open, $post_id );
}

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