ity of 5.</span></div>
<div class="line">arr.<a class="code hl_function" href="classb8array.html#adc9081b1c4ee53e75acc9df81c328d69">push_back</a>(1);    <span class="comment">// Add elements to the array.</span></div>
<div class="line">arr.<a class="code hl_function" href="classb8array.html#adc9081b1c4ee53e75acc9df81c328d69">push_back</a>(2);</div>
<div class="line"> </div>
<div class="line"><span class="keywordflow">for</span> (<span class="keywordtype">int</span> x : arr) {  <span class="comment">// Itera