問題描述
我看到的用于識別 JavaScript 版本的黑客攻擊都是針對瀏覽器量身定制的,而不是針對運行 JavaScript 的 ASP Classic 服務器.
The hacks I've seen for identifying a JavaScript version are all tailored to the browser, not an ASP Classic server running JavaScript.
(不,我沒有選擇運行 ASP Classic/JavaScript.)
(And no, I'm not running ASP Classic/JavaScript by choice.)
推薦答案
免責聲明:我是微軟 JavaScript 團隊(特別是 Chakra)的工程師.
Disclaimer: I'm an engineer on Microsoft's JavaScript team (specifically, Chakra).
經典 ASP"使用的 IActiveScript
JavaScript 引擎也被 Windows 腳本宿主(cscript
和 wscript
)使用,并且還被被 IE 使用了一段時間(IE9 及更高版本,當然不會).
The IActiveScript
JavaScript engine used by "Classic ASP" is also used by the Windows Script Host (cscript
and wscript
) and was also used by IE for a while (IE9 and later, certainly does not).
無論如何,JScript 引擎通常與 ECMAScript 3.0 規范一致,并帶有一些專有擴展(例如 ActiveXObject
).該規范可在此處獲得:http://www.ecma-international.org/publications/files/ECMA-ST-ARCH/ECMA-262,%203rd%20edition,%20December%201999.pdf - 本規范寫于 1999 年.
Anyway, the JScript engine generally coincides with the ECMAScript 3.0 specification with some proprietary extensions (such as ActiveXObject
). The specification is available here: http://www.ecma-international.org/publications/files/ECMA-ST-ARCH/ECMA-262,%203rd%20edition,%20December%201999.pdf - this specification was written in 1999.
自 Windows 2000 以來,此版本的 JScript 沒有太多更新(即沒有添加新功能,唯一的更改是為了安全起見).
This version of JScript has not been updated much since the days of Windows 2000 (i.e. no new features have been added, the only changes have been for the benefit of security).
因此,它不包括 ECMAScript 5 中引入的功能,例如嚴格模式或 Array.isArray
.
As such, it does not include features introduced in ECMAScript 5, like strict mode, or Array.isArray
.
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