## BaseWebExtensionColl class Base class for [TaskPaneCollection](../taskpanecollection/), [WebExtensionBindingC](../webExtensionbindingc/), [WebExtensionProperty](../webExtensionproperty/) and [We......document's collection of web extensions. ```cpp auto doc = Syste...ring(get_MyDir() + u"Web extension.docx")); ASSERT_EQ(1, doc...