span class="keyword">As</span> <span class="identifier">Nullable</span>(<span class="keyword">Of</span> <span class="identifier">TimeSpan</span>) = <span class="keyword">Nothing</span>
) <span class="keyword">As</span> <span class="identifier">ICacheLock</span></pre></div></div></div><script type="text/javascript">AddLanguageTabSet("ID0EBCA");</script><h4 class="subHeading">参数</h4><dl><dt><span class="parameter">strategy</span></dt><dd>类型：<a href="T_Senparc_CO2NET_Cache_IBaseCacheStrategy.htm">Sen