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通过javascript实现双页面滚动_Javascript_Jquery - Fatal编程技术网

通过javascript实现双页面滚动

通过javascript实现双页面滚动,javascript,jquery,Javascript,Jquery,我有密码 var scroll = $(window).scrollTop(); $(window).on("scroll", function () { scroll+=100; $(window).scrollTop(scroll); //* }) 但这段代码会在窗口底部循环滚动。如何制作类似于油门的东西以避免递归 目标:我有404页面和iframe,下面的索引页面是404。当用户尝试滚动404页时,索引页以双倍的速度滚动到顶部,以解决您的问题,我采取了一种稍微不同的方法,在滚

我有密码

var scroll = $(window).scrollTop();
$(window).on("scroll", function () {
   scroll+=100;
   $(window).scrollTop(scroll); //*
})
但这段代码会在窗口底部循环滚动。如何制作类似于油门的东西以避免递归


目标:我有404页面和iframe,下面的索引页面是404。当用户尝试滚动404页时,索引页以双倍的速度滚动到顶部,以解决您的问题,我采取了一种稍微不同的方法,在滚动时,我只滚动到索引位置一次

var $window = $(window);
var indexLocation = 505;  
$window.one("scroll", function(e){
    if ($window.scrollTop() < indexLocation){
        $("body").animate({scrollTop: indexLocation});
    }
});

您也可以在这里查看:

您想用这段代码实现什么?什么效果?我有404页和iframe,下面的索引页是404。当用户尝试滚动404页时,索引页以双倍的速度滚动到顶部。为了让我理解,当用户滚动页面的上部时,您希望他快速到达索引框顶部,对吗?ekeren,是的,滚动事件发生时,-200px不重定向到div.height的索引页coming@user2560165-什么意思?