child of
interpreter <code class="keyword">bar</code>, then it can be
accessed from the toplevel interpreter as <code class=
"keyword">{bar foo}</code>.</p>

<p>The primary interpreter (what you get when you type tclsh) is
the empty list <code class="keyword">{}</code>.</p>

<p>The <code class="command">interp</code> command has several
subcommands and options. A critical subset is:</p>

<dl>
<dt><code class="command">interp create</code> <code class=
"optarg">-safe</code> <code class="optarg">name</code></