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  • 界面滚动到相应的位置

    function scroll(obj/*要滚动到的位置的元素*/){ 

    var scrollHeight = obj.offsetTop;
    clearInterval(obj.timer);
    obj.timer = setInterval(function(){

    var bodyScroll = document.documentElement.scrollTop || document.body.scrollTop;

    if(bodyScroll == scrollHeight ) clearInterval(obj.timer);

    var iSpeed = (scrollHeight - bodyScroll) / 5;

    iSpeed = iSpeed > 0 ? Math.ceil(iSpeed) : Math.floor(iSpeed);

    bodyScroll += iSpeed;

    document.body.scrollTop = bodyScroll;

    document.documentElement.scrollTop = bodyScroll;

    },50);

    }

     

     

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  • 原文地址:https://www.cnblogs.com/AndyZhang1993/p/5774063.html
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