ble(). * * @type string $title Titles the diff in a manner compatible * with the output. Default empty. * @type string $title_left Change the HTML to the left of the title. * Default empty. * @type string $title_right Change the HTML to the right of the title. * Default empty. * @type bool $show_split_view True for split view (two columns), false for * un-split view (single column). Default true. * } * @return string Empty string if strings are equivalent or HTML with differences. */ function wp_text_diff( $left_string, $right_string, $args = null ) { $defaults = array( 'title' => '', 'title_left' => '', 'title_right' => '', 'show_split_view' => true, ); $args = wp_parse_args( $args, $defaults ); if ( ! class_exists( 'WP_Text_Diff_Renderer_Table', false ) ) { require ABSPATH . WPINC . '/wp-diff.php'; } $left_string = normalize_whitespace( $left_string ); $right_string = normalize_whitespace( $right_string ); $left_lines = explode( "\n", $left_string ); $right_lines = explode( "\n", $right_string ); $text_diff = new Text_Diff( $left_lines, $right_lines ); $renderer = new WP_Text_Diff_Renderer_Table( $args ); $diff = $renderer->render( $text_diff ); if ( ! $diff ) { return ''; } $is_split_view = ! empty( $args['show_split_view'] ); $is_split_view_class = $is_split_view ? ' is-split-view' : ''; $r = "