How to define extern variable along with declaration?
如何定义外部变量和声明？
No matter where you declare a variable or function, the extern keyword allows other files to use it without knowing where it was defined.
不管在哪里声明一个变量或函数，extern关键字都允许其他文件在不确定其定义位置的情况下使用该文件。
How to declare an 'extern' variable in VBA?
如何声明一个“外来的”变量在VBA吗？
We can provide an initializer on a variable defined as extern, but doing so overrides the extern.
我们可以初始化一个变量定义为提供一个外部，但这样重写。
Note the need for the extern keyword2003 because otherwise a const array variable would have internal linkage.
因为记得文件范围内的函数与变量默认都是外部链接。
Note the need for the extern keyword2003 because otherwise a const array variable would have internal linkage.
因为记得文件范围内的函数与变量默认都是外部链接。
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