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This hook occurs 4 times in this file.

Line Code
142           $in_same_cat = true;
143
144      $post = get_previous_post($in_same_cat, $excluded_categories);
145
146      if ( !$post )
147           return;
148
149      $string = '<a href="'.get_permalink($post->ID).'">'.$previous;
150      if ( 'yes' == $title )
151           $string .= apply_filters('the_title', $post->post_title, $post->ID);
152      $string .= '</a>';
153      $format = str_replace('%', $string, $format);
154      echo $format;
155 }
156
157 /**
158  * Prints link to the next post.
159  *
160  * @since 0.71
 
Line Code
177           $in_same_cat = true;
178
179      $post = get_next_post($in_same_cat, $excluded_categories);
180
181      if ( !$post     )
182           return;
183
184      $string = '<a href="'.get_permalink($post->ID).'">'.$next;
185      if ( 'yes' == $title )
186           $string .= apply_filters('the_title', $post->post_title, $post->ID);
187      $string .= '</a>';
188      $format = str_replace('%', $string, $format);
189      echo $format;
190 }
191
192 /**
193  * Whether user can create a post.
194  *
195  * @since 1.5.0
 
Line Code
2704      $post = $posts[0];
2705
2706      if ( empty($post->post_title) )
2707           $post->post_title = $start ? __('First Post') : __('Last Post');
2708
2709      $date = mysql2date(get_option('date_format'), $post->post_date);
2710
2711      $title = str_replace('%title', $post->post_title, $title);
2712      $title = str_replace('%date', $date, $title);
2713      $title = apply_filters('the_title', $title, $post->ID);
2714
2715      $link = $start ? "<link rel='start' title='" : "<link rel='end' title='";
2716      $link .= esc_attr($title);
2717      $link .= "' href='" . get_permalink($post) . "' />\n";
2718
2719      $boundary = $start ? 'start' : 'end';
2720      return apply_filters( "{$boundary}_post_rel_link", $link );
2721 }
2722
 
Line Code
2779           $post = get_post($GLOBALS['post']->post_parent);
2780
2781      if ( empty($post) )
2782           return;
2783
2784      $date = mysql2date(get_option('date_format'), $post->post_date);
2785
2786      $title = str_replace('%title', $post->post_title, $title);
2787      $title = str_replace('%date', $date, $title);
2788      $title = apply_filters('the_title', $title, $post->ID);
2789
2790      $link = "<link rel='up' title='";
2791      $link .= esc_attr( $title );
2792      $link .= "' href='" . get_permalink($post) . "' />\n";
2793
2794      return apply_filters( "parent_post_rel_link", $link );
2795 }
2796
2797 /**