The variable i is declared using the let keyword. This ensures it is a local variable. Initially, its value is undefined, before the for loop assigns and modifies its value.

Note: Macro parameters are always local to the macro that defines them. You cannot make macro parameters global. (Although, you can assign the value of the parameter to a global variable; see ...

At least, that's the case if you're talking about local static variables. In C, static variables appear within local procedures, just like other local variables, but they have lifetimes that span the ...

My question is simple. Is a static local variable's initialization thread safe? Acording to Stroustrup: quote: (A Static Local Variable) will be initialized only the first time the thread of ...

What does local variable actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

The code above sets the global variable myresult to the function result. Reasonably simple, but as we all know, using global variables, particularly in large programs, can lead to difficult to find ...