原生JS滚动条位置处理

// 滚动条位置

var scrollPosition = {

// 位置

result: 0,

// 监听位置

rememberPosition: function () {

var type = 'scroll'

var handle = function () {

var scrollTop = window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop

scrollPosition.result = scrollTop

}

if (window.addEventListener) {

window.addEventListener(type, handle, false)

}

if (window.attachEvent) {

window.attachEvent('on' + type, handle)

}

// 设置位置

setPostion: function () {

window.scrollTo(document.body.scrollWidth, scrollPosition.result)

}

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