2a09d1a4
 liuqimichale
添加宜春 天水 宣化
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import Vue from 'vue';
let scrollBarWidth;
export default function() {
if (Vue.prototype.$isServer) return 0;
if (scrollBarWidth !== undefined) return scrollBarWidth;
const outer = document.createElement('div');
outer.className = 'el-scrollbar__wrap';
outer.style.visibility = 'hidden';
outer.style.width = '100px';
outer.style.position = 'absolute';
outer.style.top = '-9999px';
document.body.appendChild(outer);
const widthNoScroll = outer.offsetWidth;
outer.style.overflow = 'scroll';
const inner = document.createElement('div');
inner.style.width = '100%';
outer.appendChild(inner);
const widthWithScroll = inner.offsetWidth;
outer.parentNode.removeChild(outer);
scrollBarWidth = widthNoScroll - widthWithScroll;
return scrollBarWidth;
};
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