comment_author_email example

?> <div id="message" class="notice notice-warning"><p><strong><?php _e( 'Caution:' ); ?></strong> <?php echo $caution_msg; ?></p></div> <table class="form-table comment-ays"> <tr> <th scope="row"><?php _e( 'Author' ); ?></th> <td><?php comment_author( $comment ); ?></td> </tr> <?php if ( get_comment_author_email( $comment ) ) { ?> <tr> <th scope="row"><?php _e( 'Email' ); ?></th> <td><?php comment_author_email( $comment ); ?></td> </tr> <?php } ?> <?php if ( get_comment_author_url( $comment ) ) { ?> <tr> <th scope="row"><?php _e( 'URL' ); ?></th> <td><a href="<?php comment_author_url( $comment ); ?>"><?php comment_author_url( $comment ); ?></a></td> </tr> <?php } ?> <tr> <th scope="row"><?php /* translators: Column name or table row header. */ _e( 'In response to' ); ?></th> <td>