Default $args is 'hide_empty' which can be 'hide_empty=true' or array('hide_empty' => true).
Parameters
$argsarray|stringoptional
Array or string of arguments. See WP_Term_Query::__construct() for information on accepted arguments. Default empty array.Default: array()
$deprecatedarray|stringoptional
Argument array, when using the legacy function parameter format. If present, this parameter will be interpreted as $args, and the first function parameter will be parsed as a taxonomy or array of taxonomies. Default empty.Default: ''
Return
string|WP_Error
Numeric string containing the number of terms in that taxonomy or WP_Error if the taxonomy does not exist.
1963functionwp_count_terms($args=array(),$deprecated=''){1964$use_legacy_args=false;19651966// Check whether function is used with legacy signature: `$taxonomy` and `$args`.1967if($args1968&&(is_string($args)&&taxonomy_exists($args)1969||is_array($args)&&wp_is_numeric_array($args))1970){1971$use_legacy_args=true;1972}19731974$defaults=array('hide_empty'=>false);19751976if($use_legacy_args){1977$defaults['taxonomy']=$args;1978$args=$deprecated;1979}19801981$args=wp_parse_args($args,$defaults);19821983// Backward compatibility.1984if(isset($args['ignore_empty'])){1985$args['hide_empty']=$args['ignore_empty'];1986unset($args['ignore_empty']);1987}19881989$args['fields']='count';19901991returnget_terms($args);1992}
History
Introduced in 2.3.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
5.6.0
Changed the function signature so that the $args array can be provided as the first parameter.from the docblock
2.3.0
Introduced.from the docblock
About this page
Parsed data
Generated from the wordpress-develop 7.1.0 tag, from src/wp-includes/taxonomy.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.
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