WordPress开发手册:clean_attachment_cache()

函数原型

clean_attachment_cache( int $id, bool $clean_terms = false )

函数描述

是否弃用

未弃用

函数参数

$id
int
Required

The attachment ID in the cache to clean.

$clean_terms
bool
Optional

Whether to clean terms cache.

Default: false

函数返回值

函数位置

函数源码

function clean_attachment_cache( $id, $clean_terms = false ) {
	global $_wp_suspend_cache_invalidation;

	if ( ! empty( $_wp_suspend_cache_invalidation ) ) {
		return;
	}

	$id = (int) $id;

	wp_cache_delete( $id, 'posts' );
	wp_cache_delete( $id, 'post_meta' );

	if ( $clean_terms ) {
		clean_object_term_cache( $id, 'attachment' );
	}

	/**
	 * Fires after the given attachment's cache is cleaned.
	 *
	 * @since 3.0.0
	 *
	 * @param int $id Attachment ID.
	 */
	do_action( 'clean_attachment_cache', $id );
}

源码链接

WordPress
Github

变更日志