Add additional headers to a request.
Wikipedia provides a useful list of common http headers: http://en.wikipedia.org/wiki/List_of_HTTP_header_fields.
add_headers(..., .headers = character())
... |
named header values. To stop an existing header from being
set, pass an empty string: |
.headers |
a named character vector |
accept() and content_type() for
convenience functions for setting accept and content-type headers.
Other config:
authenticate(),
config(),
set_cookies(),
timeout(),
use_proxy(),
user_agent(),
verbose()
add_headers(a = 1, b = 2)
add_headers(.headers = c(a = "1", b = "2"))
GET("http://httpbin.org/headers")
# Add arbitrary headers
GET(
"http://httpbin.org/headers",
add_headers(version = version$version.string)
)
# Override default headers with empty strings
GET("http://httpbin.org/headers", add_headers(Accept = ""))Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.