File: getenv.cat

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getenv(G)                      Scilab Function                      getenv(G)
NAME
  getenv - get the value of an environment variable

CALLING SEQUENCE
  env=getenv(str [, rep] )

PARAMETERS

  str  : character string specifying environment variable name rep : an
       optional character string. When this optional value is used, the func-
       tion getenv returns the value rep when the environment variable str is
       not found.

  env  : character string which contain the environment variable value

DESCRIPTION
  Return the value of an environment variable if it exists.

EXAMPLE
          getenv('SCI')
          getenv('FOO','foo')