taxonomy_exists()
Function: Determines whether the taxonomy name exists.
Source: wp-includes/taxonomy.php:390
is_taxonomy_hierarchical()
Function: Determines whether the taxonomy object is hierarchical.
Source: wp-includes/taxonomy.php:413
Function: Determines whether the taxonomy name exists.
Source: wp-includes/taxonomy.php:390
Function: Determines whether the taxonomy object is hierarchical.
Source: wp-includes/taxonomy.php:413