SetEnvironmentVariable
The SetEnvironmentVariable
function sets the value of an environment variable for the current process.
BOOL SetEnvironmentVariable(
|
LPCTSTR lpName, |
// address of
environment variable name |
|
LPCTSTR lpValue |
// address of new
value for variable |
|
); |
|
Parameters
lpName
Points to a
null-terminated string that specifies the environment variable whose value is
being set. The operating system creates the environment variable if it does not
exist and lpValue is not NULL.
lpValue
Points to a
null-terminated string containing the new value of the specified environment
variable. If this parameter is NULL, the variable is deleted from the current
process s environment.
Return Values
If the
function succeeds, the return value is nonzero.
If the
function fails, the return value is zero. To get extended error information,
call GetLastError.
See Also