pe of some block or function. This operation wasn't possible in Ink. This operator is similar to <code>:=</code>, with one difference:</p><pre><code data-lang="oak"><span class="oak-identifier">n </span><span class="oak-assign">:= </span><span class="oak-numberLiteral">10</span>
<span class="oak-identifier">m </span><span class="oak-assign">:= </span><span class="oak-numberLiteral">20</span>
<span class="oak-leftBrace">{</span><span class="oak-newline">
    </span><span class="oak-identifier">n </span><span