el-table 选择框根据条件设置某项不可选中的操作代码

<template>
    <div class="hello">
        <el-table ref="multipleTable" :data="tableData" tooltip-effect="dark" style="width: 100%" @selection-change="handleSelectionChange">
            <el-table-column type="selection" width="55" :selectable="selectable"></el-table-column>
            <el-table-column label="日期" width="120">
                <template slot-scope="scope">{{ scope.row.date }}</template>
            </el-table-column>
            <el-table-column prop="name" label="姓名" width="120"></el-table-column>
            <el-table-column prop="address" label="地址" show-overflow-tooltip></el-table-column>
        </el-table>
    </div>
</template>
<script>
export default {
    name: 'HelloWorld',
    data() {
        return {
            tableData: [
                {
                    date: '2016-05-03',
                    name: '王小虎',
                    address: '上海市普陀区金沙江路 1518 弄'
                },
                {
                    date: '2016-05-02',
                    name: '王小虎',
                    address: '上海市普陀区金沙江路 1518 弄'
                },
                {
                    date: '2016-05-04',
                    name: '王小虎',
                    address: '上海市普陀区金沙江路 1518 弄'
                },
                {
                    date: '2016-05-01',
                    name: '王小虎',
                    address: '上海市普陀区金沙江路 1518 弄'
                },
                {
                    date: '2016-05-08',
                    name: '王小虎',
                    address: '上海市普陀区金沙江路 1518 弄'
                },
                {
                    date: '2016-05-06',
                    name: '王小虎',
                    address: '上海市普陀区金沙江路 1518 弄'
                },
                {
                    date: '2016-05-07',
                    name: '王小虎',
                    address: '上海市普陀区金沙江路 1518 弄'
                }
            ]
        };
    },
    methods: {
        selectable(row, index) {
            // 这里可以根据具体业务逻辑判断，returnfalse就是不可选择，row为表格行数据
            // 设置第四行为不可选中
            if (index == 3) {
                return false;
            } else {
                return true;
            }
        }
    }
};
</script>
<style scoped>
</style>

<el-table-column type="selection" width="55" :selectable="judgeSelect"></el-table-column>

judgeSelect(row,index){
	return row.data == 1 // 返回true该行可选，返回false则不可选
}