最近翻了一下QQ空间留言板，发现了好多黑历史，但是留言太多了，就看到别人发的脚本代码，用起来蛮好用的

打开QQ空间留言板，按f12清楚控制台信息

粘贴下方代码回车

复制完整的代码

var delay = 5000;

function del(params) {
    document.getElementsByClassName('app_canvas_frame')[0].contentWindow.document.getElementById('btnBatchBottom').click();
    tuzilingdel();
}

function tuzlingback(params) {
    document.getElementsByClassName('app_canvas_frame')[0].contentWindow.document.getElementById('btnToSet').click();
    setTimeout('tuzilinggo()',5000)
}
function tuzilinggo(params) {
    document.getElementsByClassName('app_canvas_frame')[0].contentWindow.document.querySelector('a[title=返回]').click();
}

function tuzilingdel(params) {
    var chkSelectAll = document.getElementsByClassName('app_canvas_frame')[0].contentWindow.document.getElementById('chkSelectAll');
    var btnDeleteBatchBottom = document.getElementsByClassName('app_canvas_frame')[0].contentWindow.document.getElementById('btnDeleteBatchBottom');
    var qz_dialog_layer_btn = document.getElementsByClassName("qz_dialog_layer_btn");
    var item_check_box = document.getElementsByClassName('app_canvas_frame')[0].contentWindow.document.getElementsByClassName('item_check_box').length;
    if (item_check_box <= 0) {
        alert("您的留言板数据已经全部删除！");
        //clearInterval(dispatch);
        return false;
    }
    //判断当前状态是否选中
    if (!chkSelectAll.checked) {
        chkSelectAll.click();
        if (chkSelectAll.checked) {
            //点击批量删除btn
            document.getElementsByClassName('app_canvas_frame')[0].contentWindow.document.getElementById('btnDeleteBatchBottom').click();
            //点击layer btn
            document.getElementsByClassName("qz_dialog_layer_sub").click();
            tuzlingback()
        }

    } else {
        //点击批量删除btn
        document.getElementsByClassName('app_canvas_frame')[0].contentWindow.document.getElementById('btnDeleteBatchBottom').click();
        //点击layer btn
        qz_dialog_layer_btn[0].click();
        tuzlingback()
    }
} 

setInterval('del()',delay);