<template>
	<view class="content">
			<view style="height:40rpx"></view>
			<view class="item">自定义数据索引对象：</view>
			<select-lay :zindex="1011" :value="tval3" name="name3" slabel="myname" svalue="myvalue" placeholder="请选择项目3"
				:options="datalist3" @selectitem="selectitem3">
			</select-lay>

	</view>
</template>

<script>
	//可在此导入组件路径，且在初始化时注册components：{组件名}
	export default {
		data() {
			return {
			
				//模拟数据列表
				datalist3: [],
				//模拟初始数据
				tval3: "myvalue1",
				
			}
		},
		onReady() {
			
			this.datalist3 = [{
					myname: "我是myname1",
					myvalue: "myvalue1"
				},
				{
					myname: "我是myname2",
					myvalue: "myvalue2"
				},
				{
					myname: "我是myname3",
					myvalue: "myvalue3"
				},
				{
					myname: "我是myname4",
					myvalue: "myvalue4"
				}
			];
			
		},
		methods: {
			
			
			selectitem3(index, item) {
				console.log(item)
				if (index >= 0) {
					this.tval3 = item.myvalue;
				} else {
					this.tval3 = ""
				}
			},
			
		}
	}
</script>

<style lang="scss">
	.content {
		width: 300px;
		padding: 20px 0;
		margin: 0 auto;

		.item {
			margin-bottom: 10px;
		}

		.btn {
			margin-top: 20px;
		}
	}
</style>


插件可在uniapp插件市场下载地址：https://ext.dcloud.net.cn/plugin?id=5070
实际开发需要将模拟数组改为从接口获取赋值。