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GetEnv

Get environment variable by name.

Declaration

Source position: dosh.inc line 120

  function GetEnv(envvar: string) : string;

Description

Getenv returns the value of the environment variable EnvVar. When there is no environment variable EnvVar defined, an empty string is returned.

Remark

Under some operating systems (such as Unix), case is important when looking for EnvVar. !!!

Errors

None.

See also

Name Description
EnvCount Return the number of environment variables
EnvStr Return environment variable by index

Example

Program Example14;
uses Dos;
{ Program to demonstrate the GetEnv function. }
begin
  WriteLn('Current PATH is ',GetEnv('PATH'));
end.