UserAgent returns the User-Agent request header.
()
| 220 | FullURL() string |
| 221 | // UserAgent returns the User-Agent request header. |
| 222 | UserAgent() string |
| 223 | // Referer returns the Referer request header. |
| 224 | Referer() string |
| 225 | // AcceptLanguage returns the Accept-Language request header. |
no outgoing calls