Title: WP_Importer::get_imported_comments
Published: April 25, 2014
Last modified: May 20, 2026

---

# WP_Importer::get_imported_comments( string $blog_id ): array

## In this article

 * [Parameters](https://developer.wordpress.org/reference/classes/wp_importer/get_imported_comments/?output_format=md#parameters)
 * [Return](https://developer.wordpress.org/reference/classes/wp_importer/get_imported_comments/?output_format=md#return)
 * [Source](https://developer.wordpress.org/reference/classes/wp_importer/get_imported_comments/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/classes/wp_importer/get_imported_comments/?output_format=md#related)

[ Back to top](https://developer.wordpress.org/reference/classes/wp_importer/get_imported_comments/?output_format=md#wp--skip-link--target)

Sets array with imported comments from WordPress database.

## 󠀁[Parameters](https://developer.wordpress.org/reference/classes/wp_importer/get_imported_comments/?output_format=md#parameters)󠁿

 `$blog_id`stringrequired

## 󠀁[Return](https://developer.wordpress.org/reference/classes/wp_importer/get_imported_comments/?output_format=md#return)󠁿

 array

## 󠀁[Source](https://developer.wordpress.org/reference/classes/wp_importer/get_imported_comments/?output_format=md#source)󠁿

    ```php
    public function get_imported_comments( $blog_id ) {
    	global $wpdb;

    	$hashtable = array();

    	$limit  = 100;
    	$offset = 0;

    	// Grab all comments in chunks.
    	do {
    		$results = $wpdb->get_results(
    			$wpdb->prepare(
    				"SELECT comment_ID, comment_agent FROM $wpdb->comments LIMIT %d,%d",
    				$offset,
    				$limit
    			)
    		);

    		// Increment offset.
    		$offset = ( $limit + $offset );

    		if ( ! empty( $results ) ) {
    			foreach ( $results as $r ) {
    				// Explode comment_agent key.
    				list ( $comment_agent_blog_id, $source_comment_id ) = explode( '-', $r->comment_agent );

    				$source_comment_id = (int) $source_comment_id;

    				// Check if this comment came from this blog.
    				if ( (int) $blog_id === (int) $comment_agent_blog_id ) {
    					$hashtable[ $source_comment_id ] = (int) $r->comment_ID;
    				}
    			}
    		}
    	} while ( count( $results ) === $limit );

    	return $hashtable;
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-admin/includes/class-wp-importer.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/7.0/src/wp-admin/includes/class-wp-importer.php#L98)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/includes/class-wp-importer.php#L98-L135)

## 󠀁[Related](https://developer.wordpress.org/reference/classes/wp_importer/get_imported_comments/?output_format=md#related)󠁿

| Uses | Description | 
| [wpdb::get_results()](https://developer.wordpress.org/reference/classes/wpdb/get_results/)`wp-includes/class-wpdb.php` |

Retrieves an entire SQL result set from the database (i.e., many rows).

  | 
| [wpdb::prepare()](https://developer.wordpress.org/reference/classes/wpdb/prepare/)`wp-includes/class-wpdb.php` |

Prepares a SQL query for safe execution.

  |

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