fl">3.5</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="va">helpers</span><span class="op">$</span><span class="fu">set_a</span><span class="op">(</span><span class="fl">4</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="va">helpers</span><span class="op">$</span><span class="fu">add_a</span><span class="op">(</span><span class="fl">3.5</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="va">helpers</span>