the_guid example

?> <item> <title><?php the_title_rss(); ?></title> <link><?php the_permalink_rss(); ?></link> <?php if ( get_comments_number() || comments_open() ) : ?> <comments><?php comments_link_feed(); ?></comments> <?php endif; ?> <dc:creator><![CDATA[<?php the_author(); ?>]]></dc:creator> <pubDate><?php echo mysql2date( 'D, d M Y H:i:s +0000', get_post_time( 'Y-m-d H:i:s', true ), false ); ?></pubDate> <?php the_category_rss( 'rss2' ); ?> <guid isPermaLink="false"><?php the_guid(); ?></guid> <?php if ( get_option( 'rss_use_excerpt' ) ) : ?> <description><![CDATA[<?php the_excerpt_rss(); ?>]]></description> <?php else : ?> <description><![CDATA[<?php the_excerpt_rss(); ?>]]></description> <?php $content = get_the_content_feed( 'rss2' ); ?> <?php if ( strlen( $content ) > 0 ) : ?> <content:encoded><![CDATA[<?php echo $content; ?>]]></content:encoded> <?php else : ?> <content:encoded><![CDATA[<?php the_excerpt_rss(); ?>]]></content:encoded> <?php endif; ?>

<?php if ( post_password_required( $comment_post ) ) : ?> <content type="html" xml:base="<?php comment_link(); ?>"><![CDATA[<?php echo get_the_password_form(); ?>]]></content> <?php else : ?> <content type="html" xml:base="<?php comment_link(); ?>"><![CDATA[<?php comment_text(); ?>]]></content> <?php endif; // End if post_password_required(). ?> <?php         // Return comment threading information (https://www.ietf.org/rfc/rfc4685.txt).         if ( 0 == $comment->comment_parent ) : // This comment is top-level.             ?> <thr:in-reply-to ref="<?php the_guid(); ?>" href="<?php the_permalink_rss(); ?>" type="<?php bloginfo_rss( 'html_type' ); ?>" /> <?php         else : // This comment is in reply to another comment.             $parent_comment = get_comment( $comment->comment_parent );
            /* * The rel attribute below and the id tag above should be GUIDs, * but WP doesn't create them for comments (unlike posts). * Either way, it's more important that they both use the same system. */
            ?> <thr:in-reply-to ref="<?php comment_guid( $parent_comment ); ?>" href="<?php echo get_comment_link( $parent_comment ); ?>" type="<?php bloginfo_rss( 'html_type' ); ?>" /> <?php

            do_action( 'atom_author' );
            ?> </author> <title type="<?php html_type_rss(); ?>"><![CDATA[<?php the_title_rss(); ?>]]></title> <link rel="alternate" type="<?php bloginfo_rss( 'html_type' ); ?>" href="<?php the_permalink_rss(); ?>" /> <id><?php the_guid(); ?></id> <updated><?php echo get_post_modified_time( 'Y-m-d\TH:i:s\Z', true ); ?></updated> <published><?php echo get_post_time( 'Y-m-d\TH:i:s\Z', true ); ?></published> <?php the_category_rss( 'atom' ); ?> <summary type="<?php html_type_rss(); ?>"><![CDATA[<?php the_excerpt_rss(); ?>]]></summary> <?php if ( ! get_option( 'rss_use_excerpt' ) ) : ?> <content type="<?php html_type_rss(); ?>" xml:base="<?php the_permalink_rss(); ?>"><![CDATA[<?php the_content_feed( 'atom' ); ?>]]></content> <?php endif; ?> <?php

                $excerpt = wxr_cdata( apply_filters( 'the_excerpt_export', $post->post_excerpt ) );

                $is_sticky = is_sticky( $post->ID ) ? 1 : 0;
                ?> <item> <title><?php echo $title; ?></title> <link><?php the_permalink_rss(); ?></link> <pubDate><?php echo mysql2date( 'D, d M Y H:i:s +0000', get_post_time( 'Y-m-d H:i:s', true ), false ); ?></pubDate> <dc:creator><?php echo wxr_cdata( get_the_author_meta( 'login' ) ); ?></dc:creator> <guid isPermaLink="false"><?php the_guid(); ?></guid> <description></description> <content:encoded><?php echo $content; ?></content:encoded> <excerpt:encoded><?php echo $excerpt; ?></excerpt:encoded> <wp:post_id><?php echo (int) $post->ID; ?></wp:post_id> <wp:post_date><?php echo wxr_cdata( $post->post_date ); ?></wp:post_date> <wp:post_date_gmt><?php echo wxr_cdata( $post->post_date_gmt ); ?></wp:post_date_gmt> <wp:post_modified><?php echo wxr_cdata( $post->post_modified ); ?></wp:post_modified> <wp:post_modified_gmt><?php echo wxr_cdata( $post->post_modified_gmt ); ?></wp:post_modified_gmt> <wp:comment_status><?php echo wxr_cdata( $post->comment_status ); ?></wp:comment_status> <wp:ping_status><?php echo wxr_cdata( $post->ping_status ); ?></wp:ping_status> <wp:post_name><?php echo wxr_cdata( $post->post_name ); ?></wp:post_name> <wp:status>