Question

wp_get_users_with_no_role()

Get the user IDs of all users with no role on this site.

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description

This function returns an empty array when used on Multisite.

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返回值

(array) Array of user IDs.

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源代码

File: wp-includes/user.php

function wp_get_users_with_no_role() {
	global $wpdb;

	if ( is_multisite() ) {
		return array();
	}

	$prefix = $wpdb->get_blog_prefix();
	$regex  = implode( '|', array_keys( wp_roles()->get_names() ) );
	$regex  = preg_replace( '/[^a-zA-Z_\|-]/', '', $regex );
	$users  = $wpdb->get_col( $wpdb->prepare( "
		SELECT user_id
		FROM $wpdb->usermeta
		WHERE meta_key = '{$prefix}capabilities'
		AND meta_value NOT REGEXP %s
	", $regex ) );

	return $users;
}

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更新日志

Version	description
4.4.0	Introduced.

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相关函数

Uses

• wp-includes/capabilities.php: wp_roles()
• wp-includes/class-wp-roles.php: WP_Roles::get_names()
• wp-includes/load.php: is_multisite()
• wp-includes/wp-db.php: wpdb::get_col()
• wp-includes/wp-db.php: wpdb::prepare()
• wp-includes/wp-db.php: wpdb::get_blog_prefix()
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Used By

• wp-admin/includes/class-wp-users-list-table.php: WP_Users_List_Table::prepare_items()

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User Contributed Notes