![]() IdentifiersĪ C identifier is a name used to identify a variable, function, or any other user-defined item. You cannot have comments within comments and they do not occur within a string or character literals. They start with /* and terminate with the characters */ as shown below − Given below are two different statements −Ĭomments are like helping text in your C program and they are ignored by the compiler. It indicates the end of one logical entity. That is, each individual statement must be ended with a semicolon. In a C program, the semicolon is a statement terminator. ![]() ![]() ![]() For example, the following C statement consists of five tokens − Tokens in CĪ C program consists of various tokens and a token is either a keyword, an identifier, a constant, a string literal, or a symbol. You have seen the basic structure of a C program, so it will be easy to understand other basic building blocks of the C programming language.
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