Core Function
View Source on Trac ↗ _get_term_hierarchy()
_get_term_hierarchy( mixed $taxonomy ) Retrieves children of taxonomy as term IDs.
Parameters 1 required
| Name / Type | Description |
|---|---|
| $taxonomy string | Taxonomy name. Required |
Return Value
(array)
Empty if $taxonomy isn't hierarchical or returns children as term IDs.
Function Information
Since Version
2.3.0
Source File
wp-includes/taxonomy.php
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