xtIO.output(file, "Imperative programming rules!\n")
            do TextIO.closeOut file
            fun run() = "Functional programming is nice."
        end</PRE>

  <P>
    In this case, the <TT>Security</TT> exception would already be raised
    during <TT>Safe.eval</TT>, which evaluates the component body.
    (And the exception will be raised despite our relaxed policy, because the
     component now tries to create the file in the root directory.)
  </P>


<?php subsection("imports", "Controlling imp