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Identifiers
[^] Code Examples
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<<Newlines Constants>>
A letter or underscore followed by zero or more letters, underscores, or digits.
Tom
sue
A17
Some_Name
_eagle
x
Legal
5a Illegal
int
while
static
Illegal; keywords
alpha
Alpha
ALPHA
Three different variables
while
While
Only the first is a keyword
printf
PRINTF
Only the first one works
Reading: p. 39
<<Newlines Constants>>