Dennis Ritchie and Brian Kernighan have included a reference manual to give explanation of the ANSI standard. The reference manual defines six classes of Tokens in C.
Tokens in C Programming language
- Identifiers EX: main(),total, avg
- Keywords EX: int,double,for
- Constants EX:15,15.77
- Operators EX:+,-,*,/
- String EX:abc,xyz
- Special Symbols EX:#,$
program is constructed using tokens. Tokens are similar to building blocks of a program. The following form parts are not part of any six classes.
- Horizontal & vertical tabs,