table.render({
 elem: '#bookTable'
 ,height: 'full-20'     
 ,url: '/admin/getBook' //数据接口
 ,request: {
  pageName: 'begin' //页码的参数名称，默认：page
  ,limitName: 'length' //每页数据量的参数名，默认：limit
  }
 ,page: true //开启分页
 ,even: true
 ,cols: [[ //表头
  {checkbox: true, fixed: true}
  ,{field: 'bookid', title: 'ID', width:80, sort: true, fixed: 'left'}
  ,{field: 'bookname', title: '书名', width:250}
  ,{field: 'bookauthor', title: '作者', width:150}
  ,{field: 'bookpress', title: '出版社', width:150}
  ,{field: 'type', title: '类型', width:80}
  ,{fixed: 'right', title: '操作',width:150, align:'center', toolbar: '#handler'} //这里的toolbar值是模板元素的选择器
 ]]
 ,id: 'bookReload'
 });

,{field: 'type.typeName', title: '类型', width:80}

,{field: 'typeName', title: '类型', width:80}