add_headers

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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.

Usage
add_headers(..., .headers = character())
Arguments
...

named header values. To stop an existing header from being set, pass an empty string: "".

.headers

a named character vector

See Also

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

Aliases
  • add_headers
Examples
# NOT RUN {
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 = ""))
# }
Documentation reproduced from package httr, version 1.4.0, License: MIT + file LICENSE

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