="text/javascript">AddLanguageSpecificTextSet("LST565DF88E_2?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>String</a><br /></dd><dt><span class="parameter">content</span></dt><dd>类型：<a href="https://docs.microsoft.com/dotnet/api/system.string" target="_blank">System<span id="LST565DF88E_3"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST565DF88E_3?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>String</a><br /></dd><dt><span class="parameter">toUser</span> (Optional)</dt><dd>类型：<a href="https