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Edit static description wording. Add note about private functions.

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Levi Bostian 2013-11-24 14:25:30 -06:00
parent e63232d2de
commit af9cc6e9b9
1 changed files with 3 additions and 3 deletions
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@ -469,12 +469,12 @@ void testFunc() {
extern int i; //i here is now using external variable i extern int i; //i here is now using external variable i
} }
//if external variable should only be visible to functions in the source file //make external variables private to source file with static:
// they are declared in, use static: static int i = 0; //other files using testFunc() cannot access variable i
static int i = 0; //other source files using testFunc() cannot access variable i
void testFunc() { void testFunc() {
extern int i; extern int i;
} }
//**You may also declare functions as static to make them private**
/* /*
char c[] = "This is a test."; char c[] = "This is a test.";