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							- import defprops from '../../libs/config/props';
 
- export default {
 
-     props: {
 
-         // 返回顶部的形状,circle-圆形,square-方形
 
-         mode: {
 
-             type: String,
 
-             default: defprops.backtop.mode
 
-         },
 
-         // 自定义图标
 
-         icon: {
 
-             type: String,
 
-             default: defprops.backtop.icon
 
-         },
 
-         // 提示文字
 
-         text: {
 
-             type: String,
 
-             default: defprops.backtop.text
 
-         },
 
-         // 返回顶部滚动时间
 
-         duration: {
 
-             type: [String, Number],
 
-             default: defprops.backtop.duration
 
-         },
 
-         // 滚动距离
 
-         scrollTop: {
 
-             type: [String, Number],
 
-             default: defprops.backtop.scrollTop
 
-         },
 
-         // 距离顶部多少距离显示,单位px
 
-         top: {
 
-             type: [String, Number],
 
-             default: defprops.backtop.top
 
-         },
 
-         // 返回顶部按钮到底部的距离,单位px
 
-         bottom: {
 
-             type: [String, Number],
 
-             default: defprops.backtop.bottom
 
-         },
 
-         // 返回顶部按钮到右边的距离,单位px
 
-         right: {
 
-             type: [String, Number],
 
-             default: defprops.backtop.right
 
-         },
 
-         // 层级
 
-         zIndex: {
 
-             type: [String, Number],
 
-             default: defprops.backtop.zIndex
 
-         },
 
-         // 图标的样式,对象形式
 
-         iconStyle: {
 
-             type: Object,
 
-             default: defprops.backtop.iconStyle
 
-         }
 
-     }
 
- }
 
 
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