EVOLUTION-MANAGER
Edit File: add_headers.html
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><title>R: Add additional headers to a request.</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <link rel="stylesheet" type="text/css" href="R.css" /> </head><body> <table width="100%" summary="page for add_headers {httr}"><tr><td>add_headers {httr}</td><td style="text-align: right;">R Documentation</td></tr></table> <h2>Add additional headers to a request.</h2> <h3>Description</h3> <p>Wikipedia provides a useful list of common http headers: <a href="http://en.wikipedia.org/wiki/List_of_HTTP_header_fields">http://en.wikipedia.org/wiki/List_of_HTTP_header_fields</a>. </p> <h3>Usage</h3> <pre> add_headers(..., .headers = character()) </pre> <h3>Arguments</h3> <table summary="R argblock"> <tr valign="top"><td><code>...</code></td> <td> <p>named header values. To stop an existing header from being set, pass an empty string: <code>""</code>.</p> </td></tr> <tr valign="top"><td><code>.headers</code></td> <td> <p>a named character vector</p> </td></tr> </table> <h3>See Also</h3> <p><code><a href="content_type.html">accept()</a></code> and <code><a href="content_type.html">content_type()</a></code> for convenience functions for setting accept and content-type headers. </p> <p>Other config: <code><a href="authenticate.html">authenticate</a>()</code>, <code><a href="config.html">config</a>()</code>, <code><a href="set_cookies.html">set_cookies</a>()</code>, <code><a href="timeout.html">timeout</a>()</code>, <code><a href="use_proxy.html">use_proxy</a>()</code>, <code><a href="user_agent.html">user_agent</a>()</code>, <code><a href="verbose.html">verbose</a>()</code> </p> <h3>Examples</h3> <pre> 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 = "")) </pre> <hr /><div style="text-align: center;">[Package <em>httr</em> version 1.4.2 <a href="00Index.html">Index</a>]</div> </body></html>