Question

the_category( string $separator = '',  string $parents = '',  int $post_id = false )

Display category list for a post in either HTML list or custom format.

---

description

---

参数

$separator

(string) (Optional) Separator between the categories. By default, the links are placed in an unordered list. An empty string will result in the default behavior.

Default value: ''

$parents

(string) (Optional) How to display the parents.

Default value: ''

$post_id

(int) (Optional) Post ID to retrieve categories.

Default value: false

---

源代码

File: wp-includes/category-template.php

function the_category( $separator = '', $parents = '', $post_id = false ) {
	echo get_the_category_list( $separator, $parents, $post_id );
}

---

更新日志

Version	description
0.71	Introduced.

---

相关函数

Uses

• wp-includes/category-template.php: get_the_category_list()

---

User Contributed Notes

1. Skip to note content You must log in to vote on the helpfulness of this noteVote results for this note: 0You must log in to vote on the helpfulness of this note Contributed by Codex

   Separated by Space
   List categories with a space as the separator.

   
   <?php the_category( ' ' ); ?>
   

Separated by Comma
Displays links to categories, each category separated by a comma (if more than one).

<?php the_category( ', ' ); ?>

Separated by Arrow
Displays links to categories with an arrow (>) separating the categories. Note: Take care when using this, since some viewers may interpret a category following a > as a subcategory of the one preceding it.

<?php the_category( '&gt; ' ); ?>

Separated by a Bullet
Displays links to categories with a bullet (•) separating the categories.

<?php the_category( '&bull;' ); ?>

$parents
　▪ ‘multiple’ – Display separate links to parent and child categories, exhibiting “parent/child” relationship. (Exhibiting the parents and child with links pointing for both)
　▪ ‘single’ – Display link to child category only, with link text exhibiting “parent/child” relationship. (Exhibiting the parents and child but the link points only to the child category)