优化会员，商品，下单

pages/product/choosetable.vue

@@ -15,7 +15,7 @@
 					<view class="item">
 						<up--input class="num_item" v-model="otherNum" :class="{'active':numIndex==-1 }"
 							@input="isOtherNum" @focus="tabCut(-1)" @blur="blur()" border="none" type="nubmer"
-							maxlength="3"></up--input>
+							maxlength="3" placeholder='请输入..'></up--input>
 					</view>
 					<!-- <view class="num_item" v-else :class="{'active':numIndex==-1 }">其</view> -->
 				</view>
@@ -33,7 +33,7 @@
 		ref
 	} from 'vue'
 
-	const otherNum = ref('其他')
+	const otherNum = ref('')
 
 	const numIndex = ref(0)