and only if <code class="code">b</code> contains valid
    UTF-16LE data.</p>
</div>
</div>

<pre><span id="VALblit"><span class="keyword">val</span> blit</span> : <code class="type">src:string -&gt; src_pos:int -&gt; dst:bytes -&gt; dst_pos:int -&gt; len:int -&gt; unit</code></pre><div class="info ">
<div class="info-desc">
<p><code class="code">blit&nbsp;~src&nbsp;~src_pos&nbsp;~dst&nbsp;~dst_pos&nbsp;~len</code> copies <code class="code">len</code> bytes
    from the string <code class="code">src</code>,