打印机第7次修改

pagePrinter/add-printer/components/picker-item.vue

@@ -1,6 +1,13 @@
 <template>
 	<view class="u-p-b-24 u-m-b-24 border-bottom">
 		<view class="title font-bold"> <text v-if="required" style="color: red;">*</text>{{title}}</view>
+		<!-- 	<up-popup customStyle="overflow: hidden;" @change="change" :value="value" :range="list" range-key="name" round="20" mode="bottom">
+			<view class="u-m-t-16 u-flex u-row-between ">
+				<view class="color-333" v-if="selText">{{selText}}</view>
+				<view class="color-999" v-else>请选择</view>
+				<uni-icons type="right" color="#999" size="16"></uni-icons>
+			</view>
+		</up-popup> -->
 		<picker @change="change" range-key="name" :value="value" :range="list">
 			<view class="u-m-t-16 u-flex u-row-between ">
 				<view class="color-333" v-if="selText">{{selText}}</view>
@@ -29,15 +36,19 @@
 		modelValue: {
 			type: String,
 		},
-		required:{
-			type:Boolean
+		required: {
+			type: Boolean
 		}
 	})
 	const index = ref(props.modelValue)
 	const emits = defineEmits(['update:modelValue'], )
 	const selText = computed(() => {
 		const item = props.list.filter(ele => ele.value == props.modelValue)[0]
-		return item.name
+		if (item) {
+			return item.name
+		} else {
+			return ''
+		}
 	})
 
 	watch(() => index.value, (newval) => {