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.