ADO HelpContext 属性
定义和用法
HelpContext 属性可返回一个 long 值，该值帮助文件中主题的上下文 ID。
该属性允许您与 Windows 帮助系统结合，例如，您可以调用 Windows 的 API 帮助函数。
如果没有与Windows help system 结合的权限，HelpContext 属性将返回零
语法
lngErrorContext=objErr.HelpContext
实例
<%
for each objErr in objConn.Errors
response.write("<p>")
response.write("Description: ")
response.write(objErr.Description & "<br />")
response.write("Help context: ")
response.write(objErr.HelpContext & "<br />")
response.write("Help file: ")
response.write(objErr.HelpFile & "<br />")
response.write("Native error: ")
response.write(objErr.NativeError & "<br />")
response.write("Error number: ")
response.write(objErr.Number & "<br />")
response.write("Error source: ")
response.write(objErr.Source & "<br />")
response.write("SQL state: ")
response.write(objErr.SQLState & "<br />")
response.write("</p>")
next
%>
