EVOLUTION-MANAGER
Edit File: with_path.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: PATH environment variable</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 with_path {withr}"><tr><td>with_path {withr}</td><td style="text-align: right;">R Documentation</td></tr></table> <h2>PATH environment variable</h2> <h3>Description</h3> <p>Temporarily change the system search path. </p> <h3>Usage</h3> <pre> with_path(new, code, action = c("prefix", "suffix", "replace")) local_path( new = list(), action = c("prefix", "suffix", "replace"), .local_envir = parent.frame() ) </pre> <h3>Arguments</h3> <table summary="R argblock"> <tr valign="top"><td><code>new</code></td> <td> <p><code style="white-space: pre;">[character]</code><br /> New <code>PATH</code> entries</p> </td></tr> <tr valign="top"><td><code>code</code></td> <td> <p><code>[any]</code><br /> Code to execute in the temporary environment</p> </td></tr> <tr valign="top"><td><code>action</code></td> <td> <p><code style="white-space: pre;">[character(1)]</code><br /> Should new values <code>"replace"</code>, <code>"prefix"</code> (the default) or <code>"suffix"</code> existing paths</p> </td></tr> <tr valign="top"><td><code>.local_envir</code></td> <td> <p><code style="white-space: pre;">[environment]</code><br /> The environment to use for scoping.</p> </td></tr> </table> <h3>Value</h3> <p><code>[any]</code><br /> The results of the evaluation of the <code>code</code> argument. </p> <h3>See Also</h3> <p><code><a href="withr.html">withr</a></code> for examples </p> <p><code><a href="../../base/html/Sys.setenv.html">Sys.setenv()</a></code> </p> <h3>Examples</h3> <pre> # temporarily modify the system PATH, *prefixing* the current path with_path(getwd(), Sys.getenv("PATH")) # temporarily modify the system PATH, *appending* to the current path with_path(getwd(), Sys.getenv("PATH"), "suffix") </pre> <hr /><div style="text-align: center;">[Package <em>withr</em> version 2.5.0 <a href="00Index.html">Index</a>]</div> </body></html>