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Object.keys和Object.values

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发布2018-08-21 16:37:14
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发布2018-08-21 16:37:14
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需求,数据格式是这样的,然后使用baidutemplate渲染页面的时候列数未知。

数据

    var data = {"state":true,"data":{"key":"idd:ast:alldata","data":[{"k0":"2018-05-19","k1":201970,"k2":21732,"k3":9.29,"k4":7320,"k5":244,"k6":30.01,"k7":194650,"k8":21488,"k9":9.06},{"k0":"2018-05-18","k1":191160,"k2":20286,"k3":9.42,"k4":7240,"k5":231,"k6":31.34,"k7":183920,"k8":20055,"k9":9.17},{"k0":"2018-05-17","k1":192805,"k2":20452,"k3":9.43,"k4":6375,"k5":268,"k6":23.79,"k7":186430,"k8":20184,"k9":9.24},{"k0":"2018-05-16","k1":191955,"k2":20131,"k3":9.54,"k4":4765,"k5":198,"k6":24.07,"k7":187190,"k8":19933,"k9":9.39},{"k0":"2018-05-15","k1":186710,"k2":19245,"k3":9.7,"k4":3065,"k5":188,"k6":16.3,"k7":183645,"k8":19057,"k9":9.64},{"k0":"2018-05-14","k1":46305,"k2":5253,"k3":8.81,"k4":415,"k5":23,"k6":18.04,"k7":45890,"k8":5230,"k9":8.77}],"wordbook":{"k0":"\u65e5\u671f","k1":"\u83b7\u53d6\u603b\u6570","k2":"\u83b7\u53d6\u603b\u4eba\u6570","k3":"\u4eba\u5747\u83b7\u53d6\u6570","k4":"\u6d88\u8017\u603b\u6570","k5":"\u6d88\u8017\u603b\u4eba\u6570","k6":"\u4eba\u5747\u6d88\u8017\u6570","k7":"\u672a\u6d88\u8017\u603b\u6570","k8":"\u672a\u6d88\u8017\u603b\u4eba\u6570","k9":"\u4eba\u5747\u672a\u6d88\u8017\u6570"}}};

解决方案1:

html代码:

<tr>
    <%for(var item_title in wordbook){ %>
        <th width="auto"><%=wordbook[item_title]%></th>
    <%}%>
</tr>
说明:

使用for in 循环获取循环变量,渲染的时候根据循环变量获取值。

解决方案2:

html代码:

Object.keys(wordbook).length
Object.values(wordbook).length
说明:

使用Object.keys()或者Object.values()获取循环变量,渲染的时候根据循环变量获取值。Object.keys()函数返回索引(不仅仅是数字),Object.values()函数返回值。

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原始发表:2018年07月30日,如有侵权请联系 cloudcommunity@tencent.com 删除

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目录
  • 需求,数据格式是这样的,然后使用baidutemplate渲染页面的时候列数未知。
    • 数据
      • 解决方案1:
        • 说明:
      • 解决方案2:
        • 说明:
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