以下范例說明如何在運(yùn)行時(shí)以 VBScript 代碼讀取 RDS.DataControl 對象的 ReadyState 屬性。ReadyState 為只讀屬性。
要測試該范例,請剪切該代碼并粘貼到標(biāo)準(zhǔn) HTML 文檔的 <Body></Body> 標(biāo)記之間,然后將其命名為“ADCapi9.asp”。ASP 腳本將標(biāo)識服務(wù)器。
<Center><H2>RDS API Code Examples </H2>
<HR>
<H3> RDS.DataControl ReadyState property</H3></Center>
<!-- 在運(yùn)行時(shí)設(shè)置參數(shù)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>