wp-admin/includes/media.php:1360Retrieves the media element HTML to send to the editor.
$htmlstring$attachment_idint$attachmentarraystringfunction image_media_send_to_editor( $html, $attachment_id, $attachment ) { $post = get_post( $attachment_id ); if ( str_starts_with( $post->post_mime_type, 'image' ) ) { $url = $attachment['url']; $align = ! empty( $attachment['align'] ) ? $attachment['align'] : 'none'; $size = ! empty( $attachment['image-size'] ) ? $attachment['image-size'] : 'medium'; $alt = ! empty( $attachment['image_alt'] ) ? $attachment['image_alt'] : ''; $rel = ( str_contains( $url, 'attachment_id' ) || get_attachment_link( $attachment_id ) === $url ); return get_image_send_to_editor( $attachment_id, $attachment['post_excerpt'], $attachment['post_title'], $align, $url, $rel, $size, $alt ); } return $html;}Introduced in 2.5.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-admin/includes/media.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.