为何VC++编译器最初选择使用L前缀来表示宽字符

Question

为何VC++编译器最初选择使用L前缀来表示宽字符，凭感觉上来说，用W（表示Wide）或者用U（表示Unicode）显得更合适。难道是用L表示Long？

Answer 1

这个是标准。1990年的Rationale for the ANSI C Programming Language这本书有提到这个前缀，但是没有说明原因。

U前缀是C++11标准。

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