wordpress函数category_exists()用法示例

category_exists( int|string $cat_name,  int $parent = null )

Check whether a category exists.

描述

参数

$cat_name

(int|string)
(Required)
Category name.

$parent

(int)
(Optional)
ID of parent term.

Default value: null

返回值

(mixed)

源代码

File: wp-admin/includes/taxonomy.php

function category_exists( $cat_name, $parent = null ) {
	$id = term_exists($cat_name, 'category', $parent);
	if ( is_array($id) )
		$id = $id['term_id'];
	return $id;
}

更新日志

相关函数

Uses

• wp-includes/taxonomy.php:
  term_exists()

Used By

• wp-admin/includes/taxonomy.php:
  wp_create_category()
• wp-admin/includes/taxonomy.php:
  wp_create_categories()

User Contributed Notes