add_headers

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Add additional headers to a request.

accept_json and accept_xml are useful shortcuts to request json or xml responses if the server supports content negotiation. json and xml are both easy to work with in R. See parsed_content for how to access the results as R objects.

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

accept_json()

accept_xml()

Arguments
...
named header values. To stop an existing header from being set, pass an empty string: "".
.headers
a named character vector
See Also

Other config: authenticate, config, set_cookies, timeout, use_proxy, user_agent, verbose

Aliases
  • accept_json
  • accept_xml
  • add_headers
Examples
add_headers(a = 1, b = 2)
add_headers(.headers = c(a = "1", b = "2"))

# Override default headers with empty strings
GET("http://had.co.nz", verbose())
GET("http://had.co.nz", c(verbose(), add_headers(Accept = "")))

GET("http://httpbin.org/headers")
GET("http://httpbin.org/headers",
 add_headers(version = version$version.string))
Documentation reproduced from package httr, version 0.1.1, License: MIT

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