全局符号需要明确的软件包名称 [英] Global symbol requires explicit package name

问题描述

全局符号需要显式的程序包名称吗?为什么会发生这种情况?哪些情况下会导致此错误?

Global symbol requires explicit package name? Why has this occurred and what are various cases that can cause this error?

推荐答案

看看 perldiag :

全局符号％s"需要显式的程序包名称

(F)您已经说过"use strict"或"use strict vars"，这表示所有变量必须在词法范围内(使用"my"或"state")，事先使用"our"声明或明确有资格说出全局变量位于哪个包中(使用"::").

(F) You've said "use strict" or "use strict vars", which indicates that all variables must either be lexically scoped (using "my" or "state"), declared beforehand using "our", or explicitly qualified to say which package the global variable is in (using "::").

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