Question

get_category_parents( int $id,  bool $link = false,  string $separator = '/',  bool $nicename = false,  array $deprecated = array() )

Retrieve category parents with separator.

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description

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参数

$id

(int) (Required) Category ID.

$link

(bool) (Optional) Whether to format with link.

Default value: false

$separator

(string) (Optional) How to separate categories.

Default value: '/'

$nicename

(bool) (Optional) Whether to use nice name for display.

Default value: false

$deprecated

(array) (Optional) Not used.

Default value: array()

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返回值

(string|WP_Error) A list of category parents on success, WP_Error on failure.

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源代码

File: wp-includes/category-template.php

function get_category_parents( $id, $link = false, $separator = '/', $nicename = false, $deprecated = array() ) {

	if ( ! empty( $deprecated ) ) {
		_deprecated_argument( __FUNCTION__, '4.8.0' );
	}

	$format = $nicename ? 'slug' : 'name';

	$args = array(
		'separator' => $separator,
		'link'      => $link,
		'format'    => $format,
	);

	return get_term_parents_list( $id, 'category', $args );
}

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更新日志

Version	description
4.8.0	The $visited parameter was deprecated and renamed to $deprecated.
1.2.0	Introduced.

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相关函数

Uses

• wp-includes/category-template.php: get_term_parents_list()
• wp-includes/functions.php: _deprecated_argument()

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Used By

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

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User Contributed Notes

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

   Basic Example

   Returns the parent categories of the current category with links separated by ‘»’

   
   <?php echo get_category_parents( $cat, true, ' &raquo; ' ); ?>
   

   will output:

   
   Internet » Blogging » WordPress »