<p class="spip">Dans l’Exemple 4.2, il faut mettre</p>
<blockquote class="spip">
<p class="spip">grep -E &mdash;color ’t(o|u)(to|x)’</p>
</blockquote>
<p class="spip">et non</p>

<blockquote class="spip">
<p class="spip">grep -E &mdash;color ’t(o|x)(to|x)’</p>
</blockquote>
<p class="spip">Sinon bon article. :)</p>