get_category_children()
Deprecated from version 2.8.0. It is no longer supported and can be removed in future releases. Use get_term_children() instead.
Retrieve category children list separated before and after the term IDs.
No Hooks.
Return
String
.
Usage
get_category_children( $id, $before, $after, $visited );
- $id(int) (required)
- Category ID to retrieve children.
- $before(string)
- Prepend before category term ID.
Default: '/' - $after(string)
- Append after category term ID.
Default: empty string - $visited(array)
- Category Term IDs that have already been added.
Default: empty array
Notes
- See: get_term_children()
Changelog
Since 1.2.0 | Introduced. |
Deprecated since 2.8.0 | Use get_term_children() |
get_category_children() get category children code WP 6.7.1
function get_category_children( $id, $before = '/', $after = '', $visited = array() ) { _deprecated_function( __FUNCTION__, '2.8.0', 'get_term_children()' ); if ( 0 == $id ) return ''; $chain = ''; /** TODO: Consult hierarchy */ $cat_ids = get_all_category_ids(); foreach ( (array) $cat_ids as $cat_id ) { if ( $cat_id == $id ) continue; $category = get_category( $cat_id ); if ( is_wp_error( $category ) ) return $category; if ( $category->parent == $id && !in_array( $category->term_id, $visited ) ) { $visited[] = $category->term_id; $chain .= $before.$category->term_id.$after; $chain .= get_category_children( $category->term_id, $before, $after ); } } return $chain; }