ident">WriteBytesExt</span>};

<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">wtr</span> <span class="op">=</span> <span class="macro">vec</span><span class="macro">!</span>[];
<span class="ident">wtr</span>.<span class="ident">write_u16</span>::<span class="op">&lt;</span><span class="ident">LittleEndian</span><span class="op">&gt;</span>(<span class="number">517</span>).<span class="ident">unwrap</span>();
<span class="ident">wtr</span>.<span class="ident">write_u16</span>::