wordpress相同分類文章 顯示上一篇下一篇按鈕

1. <?php
   
2. $categories = get_the_category();
   
3. $categoryIDS = array();
   
4. foreach ($categories as $category) {
   
5. array_push($categoryIDS, $category->term_id);
   
6. }
   
7. $categoryIDS = implode(",", $categoryIDS);
   
8. ?>
   
9. 
   
10. <?php if (get_previous_post($categoryIDS)) { previous_post_link('%link','%title',true);} else { echo 已是當前分類最後文章;} ?>
    
11. 
    
12. <?php if (get_next_post($categoryIDS)) { next_post_link('%link','%title',true);} else { echo 已是當前分類最新文章;} ?>

複製代碼

自行加入一些框架圖片美化一下，可輕鬆完成下面範例圖片 (筆者習慣安裝在社群分享按鈕下方)