WordPress at a glance
function is not described

admin_bar_delete_page() WPSCache 1.0

Delete cache for a specific page.

No Hooks.

Return

null. Nothing.

Usage

admin_bar_delete_page();

Code of admin_bar_delete_page() WPSCache 1.7.3

<?php
function admin_bar_delete_page() {

	if ( ! current_user_can( 'delete_others_posts' ) ) {
		return false;
	}

	$req_path    = isset( $_GET['path'] ) ? sanitize_text_field( stripslashes( $_GET['path'] ) ) : '';
	$referer     = wp_get_referer();
	$valid_nonce = ( $req_path && isset( $_GET['_wpnonce'] ) ) ? wp_verify_nonce( $_GET['_wpnonce'], 'delete-cache' ) : false;

	$path = $valid_nonce ? realpath( trailingslashit( get_supercache_dir() . str_replace( '..', '', preg_replace( '/:.*$/', '', $req_path ) ) ) ) : false;

	if ( $path ) {
		$path           = trailingslashit( $path );
		$supercachepath = realpath( get_supercache_dir() );

		if ( false === wp_cache_confirm_delete( $path ) ||
			0 !== strpos( $path, $supercachepath )
		) {
			wp_die( 'Could not delete directory' );
		}

		wpsc_delete_files( $path );
	}

	if ( $referer && $req_path && ( false !== stripos( $referer, $req_path ) || 0 === stripos( $referer, wp_login_url() ) ) ) {
		wp_safe_redirect( esc_url_raw( home_url( $req_path ) ) );
		exit;
	}
}