批量删除的实现

批量删除

method方法
deBatch () {
  let ids = this.multipleSelection.map(v => v.id)
  subjectApi.deleteBatch(ids).then(
    re => {
      if (re.code === 1) {
        this.$message.success('批量删除成功')
      } else {
        this.$message.error('删除失败')
      }
    }
  )
},

//    批量删除后端

    @PostMapping(value = "/subject/delete/batch")
    public RestResponse deleteBatch(@RequestBody List ids) {
        subjectService.deleteByIds(ids);
        return RestResponse.ok();
    }

service

Integer deleteByIds(List ids);

serviceimp

@Override
public Integer deleteByIds(List ids) {return subjectMapper.deleteByIds(ids); }

mapper

Integer deleteByIds(List ids);

  DELETE FROM t_subject

  WHERE
  id IN (
  
    #{id}
  
  )