element-ui的tag标签使用

<el-table-column prop="level" label="权限等级">
 	<template slot-scope="scope">
		<el-tag v-if="scope.row.level==='0'">一级</el-tag>
		<el-tag v-else-if="scope.row.level==='1'" type="success">二级</el-tag>
		<el-tag v-else type="warning">三级</el-tag>
	</template>
</el-table-column>