update_comment_cache( WP_Comment[] $comments, bool $update_meta_cache = true )

Updates the comment cache of given comments.


Description

Will add the comments in $comments to the cache. If comment ID already exists in the comment cache then it will not be updated. The comment is added to the cache using the comment group with the key using the ID of the comments.


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Parameters

$comments WP_Comment[] Required
Array of comment objects
$update_meta_cache bool Optional
Whether to update commentmeta cache.

Default: true


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Source

File: wp-includes/comment.php. View all references

function update_comment_cache( $comments, $update_meta_cache = true ) {
	$data = array();
	foreach ( (array) $comments as $comment ) {
		$data[ $comment->comment_ID ] = $comment;
	}
	wp_cache_add_multiple( $data, 'comment' );

	if ( $update_meta_cache ) {
		// Avoid `wp_list_pluck()` in case `$comments` is passed by reference.
		$comment_ids = array();
		foreach ( $comments as $comment ) {
			$comment_ids[] = $comment->comment_ID;
		}
		update_meta_cache( 'comment', $comment_ids );
	}
}


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Changelog

Changelog
Version Description
4.4.0 Introduced the $update_meta_cache parameter.
2.3.0 Introduced.

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