命令

 echo \'<pre>\';print_r(wp_get_sidebars_widgets())  ;   

    [sidebar-page] => Array
    (
        [0] => execphp-5
        [1] => simple-section-nav-3
        [2] => execphp-4
        [3] => wp-forecast-3
        [4] => wp-forecast-4
        [5] => execphp-6
    )