What is C language

what is C language

Define:

  • C is the programming language and a basic language for all the programming languages.

  • C is more flexible ,easy and extremely popular language.

  • C is the machine independent language.

Versions:

  • There are many versions of the C language which are given below:
  1. K&R
  2. C89
  3. C90
  4. C95
  5. C99
  6. C11

what is C language

Explaination:

K&R:

  • Released in the year 1978.Brian Kernighan and Denis Ritchie published the first version of the C language.
  • Many features include in the first version of the C language like the data types and long int,unsigned int void and string function e.t.c.

C89:

  • Released in the year 1989 .This version is referred to as "ANSI C" .Later on it was used as the C99 but with the same label name.

C90:

  • C90 released in the 1990 but with the same features of the C89 only with the passage of time the label was changed from C89 to C90.

C95:

  • Released in the 1995.The names give to the versions with the year base.Like the number of the version increase by the number of the year.
  • This language has many new features like <wchar.h> ,digraphs and the word and changed in the && type.

C99:

  • This version launched in the year 1999 and the released with the many new features.
  • The new functions are:
  • long long , _bool , _complex , _imaginary.

C11:

  • This version is released in the 2011
  • This language has the features:
  1. Anonymous structure
  2. Unicode support
  3. Atomic reaction
  4. Multy threading
  5. bound checked function
  6. type generic macro

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