ServerResponse.addHeader(options)
| Method Description | Adds a header to the response. If the same header has already been set, this method adds another line for that header. For example: 
                    For more information, see HTTP Header Information. | 
| Returns | void | 
| Supported Script Types | Server scripts For more information, see SuiteScript 2.x Script Types. | 
| Governance | None | 
| Module | |
| Parent Object | |
| Sibling Object Members | |
| Since | 2015.2 | 
Parameters
The options parameter is a JavaScript object.
| Parameter | Type | Required / Optional | Description | Since | 
|---|---|---|---|---|
| 
                     | string | required | The name of the header. | 2015.2 | 
| 
                     | string | required | The value used to set the header. | 2015.2 | 
Errors
| Error Code | Message | Thrown If | 
|---|---|---|
| 
                     | One or more headers are not valid. | The header name or value is invalid. | 
| 
                     | Missing a required argument: {param name} | The  | 
Syntax
The following code sample shows the syntax for this member. It is not a functional example. For a complete script example, see N/http Module Script Samples.
          // Add additional code 
...
serverResponse.addHeader({
    name: 'Accept-Language',
    value: 'en-us',
});
...
// Add additional code