<template>
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<el-select v-model="selectedRoadway" placeholder="请选择巷道" style="width: 400px">
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<el-option label="巷道 1" value="1" />
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<el-option label="巷道 2" value="2" />
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<el-option label="巷道 3" value="3" />
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<el-option label="巷道 4" value="4" />
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<el-option label="巷道 5" value="5" />
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</el-select>
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</template>
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<script setup>
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import { ref, defineExpose } from 'vue'
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const selectedRoadway = ref('')
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// 暴露值给父组件
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defineExpose({
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selectedRoadway
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})
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</script>
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