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 | | export default { |  |     props: { |  |         // 是否展示picker弹窗 |  |         show: { |  |             type: Boolean, |  |             default: uni.$u.props.picker.show |  |         }, |  |         // 是否展示顶部的操作栏 |  |         showToolbar: { |  |             type: Boolean, |  |             default: uni.$u.props.picker.showToolbar |  |         }, |  |         // 顶部标题 |  |         title: { |  |             type: String, |  |             default: uni.$u.props.picker.title |  |         }, |  |         // 对象数组,设置每一列的数据 |  |         columns: { |  |             type: Array, |  |             default: uni.$u.props.picker.columns |  |         }, |  |         // 是否显示加载中状态 |  |         loading: { |  |             type: Boolean, |  |             default: uni.$u.props.picker.loading |  |         }, |  |         // 各列中,单个选项的高度 |  |         itemHeight: { |  |             type: [String, Number], |  |             default: uni.$u.props.picker.itemHeight |  |         }, |  |         // 取消按钮的文字 |  |         cancelText: { |  |             type: String, |  |             default: uni.$u.props.picker.cancelText |  |         }, |  |         // 确认按钮的文字 |  |         confirmText: { |  |             type: String, |  |             default: uni.$u.props.picker.confirmText |  |         }, |  |         // 取消按钮的颜色 |  |         cancelColor: { |  |             type: String, |  |             default: uni.$u.props.picker.cancelColor |  |         }, |  |         // 确认按钮的颜色 |  |         confirmColor: { |  |             type: String, |  |             default: uni.$u.props.picker.confirmColor |  |         }, |  |         // 每列中可见选项的数量 |  |         visibleItemCount: { |  |             type: [String, Number], |  |             default: uni.$u.props.picker.visibleItemCount |  |         }, |  |         // 选项对象中,需要展示的属性键名 |  |         keyName: { |  |             type: String, |  |             default: uni.$u.props.picker.keyName |  |         }, |  |         // 是否允许点击遮罩关闭选择器 |  |         closeOnClickOverlay: { |  |             type: Boolean, |  |             default: uni.$u.props.picker.closeOnClickOverlay |  |         }, |  |         // 各列的默认索引 |  |         defaultIndex: { |  |             type: Array, |  |             default: uni.$u.props.picker.defaultIndex |  |         }, |  |         // 是否在手指松开时立即触发 change 事件。若不开启则会在滚动动画结束后触发 change 事件,只在微信2.21.1及以上有效 |  |         immediateChange: { |  |             type: Boolean, |  |             default: uni.$u.props.picker.immediateChange |  |         } |  |     } |  | } | 
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