A proven practice for handling the identification of logon data type is to use nested if statements which will check for Trusted Credentials, Credentials, Forms and finally for SSO.

对于识别登录数据类型，一种已经证明有效的做法是使用嵌套的IF语句检查可信凭证、凭证和表单，最后检查sso。

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GCC permits the identification of a type through the reference to a variable.

GCC允许通过变量的引用识别类型。

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If the sources don't use dynamic_cast or the typeid operator, Run Time type Identification (RTTI) might be disabled.

如果源代码没有使用dynamic_cast或者typeid操作符，那么就可以禁用运行时类型识别(RTTI)。

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The victim's card is apparently kept by the machine and the thief steps in and offers to help but asks the person to type in their Personal Identification Number (PIN).

BBC: Cash machine - generic

CowView uses a type of RFID (radio frequency identification) called UWB (ultra-wideband) technology.

BBC: RTLS: The technology tracking cows to make them happy

An investigation by TurkTrust revealed that in August 2011 it twice accidentally issued the wrong type of security credential, a form of identification known as an intermediate certificate.

BBC: Google detects fake website ID certificate threat