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Keywords and Identifies

Posted By: Adelchi Fischer     Category: C Programming     Views: 5419

This article explains about keywords and identifiers in C programming.


  • Every C word is classified as a Keyword or an Identifier
  • All keywords have fixed meaning which can not be changed
  • ANSI has provided 32 basic keywords
  • All are lowercase
  • Compilers usually add few more KWs
  • 32 basic keywords are listed below



































  • Identifiers refer to the names of variables, functions and arrays
  • These are user defined names and consists of sequence of letters and digits with letter as a first character
  • Both lowercase and uppercase characters are permitted
  • The underscore char is permitted



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Adelchi Fischer
Adelchi Fischer author of Keywords and Identifies is from Frankfurt, Germany.
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