HTML implementation to obtain browser scroll distance (pure code)

/**
     * 获取浏览器滚动距离
     */
    function getScrollOffset() {
        if (window.pageXOffset) {
            return {
                x: window.pageXOffset,
                y: window.pageYOffset
            }
        } else {
            return {
                x: document.body.scrollLeft + document.documentElement.scrollLeft,
                y: document.body.scrollTop + document.documentElement.scrollTop
            }
        }
    }
    console.log(getScrollOffset());