</dt><dd>类型：<a href="https://docs.microsoft.com/dotnet/api/system.string" target="_blank">System<span id="LSTDE9DFF61_5"></span><script type="text/javascript">AddLanguageSpecificTextSet("LSTDE9DFF61_5?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>String</a><br /></dd></dl><h4 class="subHeading">返回值</h4>类型：<a href="https://docs.microsoft.com/dotnet/api/system.threading.tasks.task-1" target="_blank">Task</a><span id="LSTDE9DFF61_6"></span><script type="text/javascript">AddLanguageSpecificTextSet("LS