以下范例说明如何在运行时以 VBScript 代码读取 RDS.DataControl 对象的 ReadyState 属性。ReadyState 为只读属性。
要测试该范例,请剪切该代码并粘贴到标准 HTML 文档的 <Body></Body> 标记之间,然后将其命名为“ADCapi9.asp”。ASP 脚本将标识服务器。
<Center><H2>RDS API Code Examples </H2>
<HR>
<H3> RDS.DataControl ReadyState property</H3></Center>
<!-- 在运行时设置参数的 RDS.DataControl -->
<OBJECT classid="clsid:BD96C556-65A3-11D0-983A-00C04FC29E33"
ID=ADC>
<PARAM NAME="SQL" VALUE="Select * from Employee for browse">
<PARAM NAME="SERVER" VALUE="http://<%=Request.ServerVariables("SERVER_NAME")%>">
<PARAM NAME="CONNECT" VALUE="dsn=ADCDemo;UID=ADCDemo;PWD=ADCDemo;">
<PARAM NAME="ExecuteOptions" VALUE="adcExecAsync">
<PARAM NAME="FetchOptions" VALUE="adcFetchAsync">
</OBJECT><Script Language="VBScript">Sub Window_OnLoad
Select Case ADC1.ReadyState
case 2: MsgBox "Executing Query"
case 3: MsgBox "Fetching records in background"
case 4: MsgBox "All records fetched"
End Select
End Sub
</Script>