bf0303;'>(</span>factorial <span style='color:#b08000;'>5</span><span style='color:#bf0303;'>)</span>; <i><span style='color:#898887;'>// prints '(factorial 5)</span></i>
print &lt;&lt; eval <b><span style='color:#bf0303;'>'</span></b><span style='color:#bf0303;'>(</span>factorial <span style='color:#b08000;'>5</span><span style='color:#bf0303;'>)</span>; <i><span style='color:#898887;'>// prints 120</span></i>

<i><span style='color:#898887;'>// The quote operator ' quotes the term following it.</span></i>