<template>
    <div>
        <div style="margin-top: 20px">
            <el-button @click="delArray()" type="danger">批量删除</el-button>
            <el-button @click="toggleSelection()">取消选择</el-button>
        </div>
        <el-table ref="multipleTable" :data="techSort" tooltip-effect="dark" style="width: 100%" @selection-change="handleSelectionChange">
            <el-table-column type="selection" width="55">
            </el-table-column>
            <el-table-column label="日期" width="120">
                <template slot-scope="scope">{{ scope.row.name }}</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-column label="操作" width="180">
                <template slot-scope="scope">
                    <el-button size="small" type="danger" @click="handleDelete(scope.row.id)">删除</el-button>
                </template>

            </el-table-column>
        </el-table>

        
    </div>
</template>

<script>
    export default {
        data() {
            return {
                multipleSelection: [],
                delarr: [], //存放删除的数据
                techSort: []

            }
        },
        mounted: function() {
            this.getTechSort();
        },
        methods: {
            toggleSelection() {
                    this.$refs.multipleTable.clearSelection();
            },
            getTechSort: function() {
                var _this = this;
                _this.$http({
                    methods: 'GET',
                    url: 'http://47.101.51.245:8888/api/news/farmingTechnologySort',
                    header: {
                        'content-type': 'application/json'
                    }
                }).then(function(res) {
                    if (res.data.code == 0) {
                        _this.techSort = res.data.data;
                    } else {
                        console.log(res.data.code);
                        alert('数据加载失败！');
                    }
                })
            },
            handleSelectionChange(val) {
                this.multipleSelection = val;
            },
            
            // 多选删除
            delArray: function() {
                var _this = this;
                const length = this.multipleSelection.length;

                for (let i = 0; i < length; i++) {
                    // console.log(this.multipleSelection[i])
                    this.delarr.push(this.multipleSelection[i].id);
                    console.log(this.delarr[i])
                }
                _this.$http({
                    method: 'GET',
                    url: 'http://localhost:8888/advertise2/deleteAll?ids=' + this.delarr,

                    header: {
                        'content-type': 'application/json'
                    }
                }).then(function(res) {
                    if (res.data.code == 0) {
                        alert('成功！');
                        _this.getTechSort();
                    } else {
                        alert('数据加载失败！');
                    }
                })
            },
            
            //单行删除
            handleDelete(row) {
                var _this = this;
                _this.$http({
                    method: 'GET',
                    url: 'http://localhost:8888/advertise2/deleteAll?ids=' + row,
                    header: {
                        'content-type': 'application/json'
                    }
                }).then(function(res) {
                    if (res.data.code == 0) {
                        alert('成功！');
                        _this.getTechSort();
                    } else {
                        alert('数据加载失败！');
                    }
                })
            }

        }
    }
</script>

github代码

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