Question

wp_create_categories( array $categories,  int $post_id = '' )

Create categories for the given post.

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description

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参数

$categories

(array) (Required) List of categories to create.

$post_id

(int) (Optional) The post ID.

Default value: ''

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返回值

(array) List of categories to create for the given post.

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源代码

File: wp-admin/includes/taxonomy.php

function wp_create_categories( $categories, $post_id = '' ) {
	$cat_ids = array ();
	foreach ( $categories as $category ) {
		if ( $id = category_exists( $category ) ) {
			$cat_ids[] = $id;
		} elseif ( $id = wp_create_category( $category ) ) {
			$cat_ids[] = $id;
		}
	}

	if ( $post_id )
		wp_set_post_categories($post_id, $cat_ids);

	return $cat_ids;
}

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更新日志

Version	description
2.0.0	Introduced.

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相关函数

Uses

• wp-admin/includes/taxonomy.php: category_exists()
• wp-admin/includes/taxonomy.php: wp_create_category()
• wp-includes/post.php: wp_set_post_categories()

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User Contributed Notes