an class="keyword">val</span> blit</span> : <code class="type">bytes -&gt; int -&gt; bytes -&gt; int -&gt; int -&gt; unit</code></pre><div class="info ">
<div class="info-desc">
<p><code class="code">blit&nbsp;src&nbsp;srcoff&nbsp;dst&nbsp;dstoff&nbsp;len</code> copies <code class="code">len</code> bytes from sequence
    <code class="code">src</code>, starting at index <code class="code">srcoff</code>, to sequence <code class="code">dst</code>, starting at
    index <code class="code">dstoff</code>. It wor