tionExpandCollapse('ID1RB')" onkeypress="SectionExpandCollapse_CheckKey('ID1RB', event)" tabindex="0"><img id="ID1RBToggle" class="collapseToggle" src="../icons/SectionExpanded.png" />扩展方法</span></div><div id="ID1RBSection" class="collapsibleSection"><table class="members" id="extensionMethodList"><tr><th class="iconColumn">
								 
							</th><th>名称</th><th>说明</th></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubextension.gif" alt="公共扩展器方法" title="公�