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---
title: NetworkInformation.saveData
slug: Web/API/NetworkInformation/saveData
translation_of: Web/API/NetworkInformation/saveData
---
<div>{{APIRef("Network Information API")}}{{SeeCompatTable}}</div>
<p class="summary"><strong><code>NetworkInformation.saveData</code></strong> 是 {{domxref("NetworkInformation")}} 接口的只读属性， 如果用户设备上设置了减少数据使用的选项时返回 <code>true</code> .</p>
<h2 id="语法">语法</h2>
<pre class="syntaxbox notranslate">var saveData = NetworkInformation.saveData;</pre>
<h3 id="返回值">返回值</h3>
<p>A {{jsxref('Boolean')}}.</p>
<h2 id="参考">参考</h2>
<table class="standard-table">
<tbody>
<tr>
<th scope="col">参考</th>
</tr>
<tr>
<td><a href="https://wicg.github.io/savedata/#dfn-savedata">Save Data API</a></td>
</tr>
</tbody>
</table>
<h2 id="浏览器兼容性">浏览器兼容性</h2>
<p>{{Compat("api.NetworkInformation.saveData")}}</p>
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