monospace"><div class="block"><div class="block"><span class="token annotation">@</span><a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.jvm/-synchronized/index.html"><span class="token annotation">Synchronized</span></a></div></div><span class="token keyword"></span><span class="token keyword">fun </span><a href="put.html"><span class="token function">put</span></a><span class="token punctuation">(</span>key<span class="token operator">: </span><a href="https://kotlinlang.org/api/latest/jvm/std