ypes</span></span><span class="token punctuation">(</span><span>version<span class="token operator"> = </span><span class="breakable-word"><span class="token string">&quot;4.0&quot;</span></span></span><wbr></wbr><span class="token punctuation">)</span></div></div><span class="token keyword">abstract </span><span class="token keyword">override </span><span class="token keyword">fun </span><a href="to-string.html"><span class="token function">toString</span></a><span class="token punctuation">(</span><span c