EVOLUTION-MANAGER
Edit File: set_hooks.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: Set hooks.</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 set_hooks {evaluate}"><tr><td>set_hooks {evaluate}</td><td style="text-align: right;">R Documentation</td></tr></table> <h2>Set hooks.</h2> <h3>Description</h3> <p>This wraps the base <code><a href="../../base/html/userhooks.html">setHook()</a></code> function to provide a return value that makes it easy to undo. </p> <h3>Usage</h3> <pre> set_hooks(hooks, action = "append") </pre> <h3>Arguments</h3> <table summary="R argblock"> <tr valign="top"><td><code>hooks</code></td> <td> <p>a named list of hooks - each hook can either be a function or a list of functions.</p> </td></tr> <tr valign="top"><td><code>action</code></td> <td> <p><code>"replace"</code>, <code>"append"</code> or <code>"prepend"</code></p> </td></tr> </table> <h3>Examples</h3> <pre> new <- list(before.plot.new = function() print("Plotted!")) hooks <- set_hooks(new) plot(1) set_hooks(hooks, "replace") plot(1) </pre> <hr /><div style="text-align: center;">[Package <em>evaluate</em> version 0.14 <a href="00Index.html">Index</a>]</div> </body></html>