e></pre></li><li><p>The bitwise NOT operator (<code>~</code>) is a prefix operator that returns a value
where all the bits of its argument are flipped: Bits that are <code>1</code> in the
argument are <code>0</code> in the result, and bits that are <code>0</code> in the argument
are <code>1</code> in the result. This is equivalent to the inverse of a set. For
example:</p><pre><code class="language-swift">let x: UInt8 = 5        // 0b00000101
let notX = ~x           // 0b11111010</code></pre><p>Performing a 