http://code.activestate.com/recipes/langs/tcl/tags/meta:requires=tk/2014-09-06T13:36:35-07:00ActiveState Code Recipes2014-09-06T13:36:35-07:00Mike Manilonehttp://code.activestate.com/recipes/users/4190728/http://code.activestate.com/recipes/578929-a-simple-calculator/

<p style="color: grey"> Tcl recipe 578929 by <a href="/recipes/users/4190728/">Mike Manilone</a> (<a href="/recipes/tags/calculator/">calculator</a>, <a href="/recipes/tags/gui/">gui</a>). </p> <p>A simple calculator. Calculation is done by [expr].</p>