>
<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="c1">// Old</span>
<span class="nv">$lang</span><span class="p">[</span><span class="s1">&#39;rule&#39;</span><span class="p">]</span> <span class="o">=</span> <span class="o">...</span>

<span class="c1">// New</span>
<span class="nv">$lang</span><span class="p">[</span><span class="s1">&#39;form_validation_rule&#39;</span><span class="p">]</span> <span class="o">=</span> <span class="o">...</span>
</pre></div>
</div>
</li>
<l