Lexical Issues

Identifiers:

An identifier is a sequence of letters, digits, and underscores, starting with a letter. Uppercase letters are distinguished from lowercase. In this reference manual the symbol id stands for an identifier.

Integer literals:

A sequence of decimal digits is an integer constant that denotes the corresponding integer value. In this appendix the symbol INTEGER_LITERAL stands for an integer constant.

Binary operators:

A binary operator is one of

&& < + - *

In this appendix the symbol op stands for a binary operator.

Comments:

A comment may appear between any two tokens. There are two forms of comments: one starts with /*, ends with */, and may be nested; another begins with // and goes to the end of the line.

© 2002 Cambridge University Press