<template>
<div class="tree">
<el-tree :data="data5" node-key="id" default-expand-all >
<span class="custom-tree-node" slot-scope="{ node, data }">
<span>
<i :class="data.icon"></i>{{ node.label }}
</span>
</span>
</el-tree>
</div>
</template>
<script>
export default {
data () {
return {
data5: [{
id: 1,
label: '一级 1',
icon:'el-icon-success',
children: [{
id: 4,
label: '二级 1-1',
children: [{
id: 9,
label: '三级 1-1-1',
icon: 'el-icon-info'
}, {
id: 10,
label: '三级 1-1-2'
}]
}]
}, {
id: 2,
label: '一级 2',
children: [{
id: 5,
label: '二级 2-1',
}, {
id: 6,
label: '二级 2-2'
}]
}, {
id: 3,
label: '一级 3',
children: [{
id: 7,
label: '二级 3-1'
}, {
id: 8,
label: '二级 3-2'
}]
}]
}
}
}
</script>
<style scoped>
</style>
