<script type="text/javascript">AddLanguageTabSet("ID0EBCA");</script><h4 class="subHeading">参数</h4><dl><dt><span class="parameter">propertyName</span> (Optional)</dt><dd>类型：<a href="https://docs.microsoft.com/dotnet/api/system.string" target="_blank">System<span id="LSTAD5E57EA_1"></span><script type="text/javascript">AddLanguageSpecificTextSet("LSTAD5E57EA_1?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>String</a><br /></dd></dl></div><div class="collapsibleAreaRegion" id="seeAlsoSection"><span class="co