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wordpress函数get_category_parents()用法示例

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

Retrieve category parents with separator.


描述


参数

$id

(int)
(Required)
Category ID.

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$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()


返回值

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


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 );
}

更新日志

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

相关函数

Uses

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

Used By

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

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    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 » 
    

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