HTML5历史记录API-状态对象的最大大小是多少？

640kB

1MB

10Mb

function pushState(data, title, url) {
  if (data.length > 524282) {
      //can\'t push the data to the History API--pass null
      history.pushState(null, title, url);
      history.replaceState(null, title, url);
  }
  else {
    history.pushState(data, title, url);
    history.replaceState(data, title, url);
  }
    document.title = title;
}

function beforeNavigate(){
    if ($(\"#container\").html().length <= 524282) {
        //save current state to history before navigating via ajax
        history.replaceState($(\"#container\").html(), document.title, window.location.pathname);
    }
}

window.addEventListener(\'popstate\', function (e) {
    if (e.state!=null) {
        $(\"#container\").html(e.state);
    }
    else {
        //load the partialpage into the container(a full html page is not returned by the ajax query for my site)
        $.ajax({
            url: location.href,
            type: \"GET\",
            success: function (data) {
                $(\'#container\').html(data);
            }
         });
    }
});