Global and local variables

  • Authors:

  • J. A. N. Lee;Anthony Ralston

  • Affiliations:

  • -;-

  • Venue:
  • Encyclopedia of Computer Science
  • Year:
  • 2003

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Abstract

The entity denoted by a variable name in a computer program can generally be accessed (i.e. examined or changed) only in certain parts of the program. The domain of the program within which a variable name can be used is called the scope of the variable.