s="token keyword">expect </span><span class="token keyword">open </span><span class="token keyword">operator override </span><span class="token keyword">fun </span><a href="iterator.html"><span class="token function">iterator</span></a><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token operator">: </span><a href="https://kotlinlang.org/api/core/kotlin-stdlib/kotlin.collections/-iterator/index.html">Iterator</a><span class="token operator">&lt;</span><a href="h