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uni_modules/uview-plus/components/u-overlay/props.js

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+import defProps from '../../libs/config/props.js';
+export default {
+    props: {
+        // 是否显示遮罩
+        show: {
+            type: Boolean,
+            default: () => defProps.overlay.show
+        },
+        // 层级z-index
+        zIndex: {
+            type: [String, Number],
+            default: () => defProps.overlay.zIndex
+        },
+        // 遮罩的过渡时间，单位为ms
+        duration: {
+            type: [String, Number],
+            default: () => defProps.overlay.duration
+        },
+        // 不透明度值，当做rgba的第四个参数
+        opacity: {
+            type: [String, Number],
+            default: () => defProps.overlay.opacity
+        }
+    }
+}