asp里,GetObject()和CreateObject()有什么区别????

主lzh4481()2001-11-13 19:09:35 在 Web 开发 / ASP 提问
我用 Set rootDSE = GetObject("LDAP://rootDSE")时正常,
用 Set rootDSE = Server.CreateObject("LDAP://rootDSE")却报错:
错误类型:
服务器对象, ASP 0177 (0x800401F3)
无效的 ProgID。


搞不懂??????????


问题点数:20、回复次数:4
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1 楼julyclyde(Java初学(大学不教只好自己学))回复于 2001-11-13 19:33:56 得分 20CreateObject是创建一个新的对象

GetObject是返回一个已经存在的对象的引用。像LDAP这种,不能创建,只能你去“引用”它
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2 楼lzh4481()回复于 2001-11-13 20:36:21 得分 0 但在另一个地方有一句Set SysInfo = GetObject("ActiveDs.ADSystemInfo")在VB和ASP页面里都不可以!在VB里换成Set SysInfo = New ActiveDs.ADSystemInfo后正常了!在ASP里换成
Server.CreateObject("ActiveDs.ADSystemInfo")还是不行!

set ... = new ....
set ... = GetObject (...)
set ... = CreateObject (...)
set ... = Server.Createobject(...)
????

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3 楼lzh4481()回复于 2001-11-13 20:57:03 得分 0 终于找到了答案:
FIX: VBScript Does Not Permit CreateObject or GetObject (Q194843)
http:// support.microsoft.com / support / kb / articles / Q194 / 8 / 43.ASP


http://msdn.microsoft.com/library/default.asp?url=/library/en-us/vbcon98/html/vbconassigninganobjectreferencetoavariable.asp
1,If you declared the variable using the New keyword, Visual Basic will automatically assign a new object reference the first time you use the variable.


2,You can assign a reference to a new object in a Set statement by using the New keyword or CreateObject function.


3,You can assign a reference to a new or existing object in a Set statement by using the GetObject function.

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4 楼lanying(蓝鹰)(问个不休)回复于 2001-11-13 21:50:17 得分 0 什么意思?还是没搞明白

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