GetEnv(<envvar>) GetEnv <VAR> <envvar>
Gets the value of an existing environment variable. Unlike the standard notation with enclosing % signs, it allows you to get the value of any variables, including those whose names contain various special characters (brackets, percent signs, spaces, etc.)
Parameters
| envvar | Name of environment variable being read. |
Related
Remarks
The function also allows you to check if an environment variable exists. If the variable does not exist, set the ERROR macro to 1.