WordPress at a glance

wp_create_category() WP 1.0

Add a new category to the database if it does not already exist.

Works based on: wp_insert_category()

No Hooks.

Return

Int/WP_Error.

Usage

wp_create_category( $cat_name, $parent );
$cat_name(int/string) (required)
$parent(int)

Default: 0

Changelog

Since 2.0.0 Introduced.

Code of wp create category: wp-admin/includes/taxonomy.php WP 5.2.2

<?php
function wp_create_category( $cat_name, $parent = 0 ) {
	if ( $id = category_exists( $cat_name, $parent ) ) {
		return $id;
	}

	return wp_insert_category(
		array(
			'cat_name'        => $cat_name,
			'category_parent' => $parent,
		)
	);
}

Related Functions

From category: Categories

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