ADO HelpContext 属性

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出处:互联网 整理: 软晨网（RuanChen.com） 发布: 2009-03-04 浏览: 379 ::

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The HelpContext property returns a long value that is the context ID of a topic in the Microsoft Windows help system.
HelpContext属性将返回返回微软视窗帮助系统的标题ID值。

This property allows you to interact with the Windows help system, i.e. you can call the Windows API Help functions.
这个属性允许与视窗帮助系统进行交互，如：你可以请求视窗系统中的“APi帮助”函数。

The HelpContext property returns zero if you do not have access to interact with the Windows help system.
如果你不与视窗帮助系统进行交互，那么HelpContext属性将返回0。

Syntax
语法

lngErrorContext=objErr.HelpContext

Example
案例

<%
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
%>