<div class="chatlog__message-group"> <div id="chatlog__message-container-328752346614202370" class="chatlog__message-container" data-message-id="328752346614202370"> <div class="chatlog__message"> <div class="chatlog__message-aside"><img class="chatlog__avatar" src="https://cdn.discordapp.com/avatars/189711109966659584/95280765d1be73ce985dce15ea3585f6.png?size=512" alt="Avatar" loading="lazy"></div> <div class="chatlog__message-primary"> <div class="chatlog__header"><span class="chatlog__author" style="color:rgb(237,171,161)" title="omochimetaru" data-user-id="189711109966659584">omochimetaru</span> <a href="/channels/306995750418513920?category=main&channel=swift-2&message_id=328752522749804544"><span class="chatlog__timestamp" title="Monday, June 26, 2017 4:24 AM"></span></a><a href="#chatlog__message-container-328752346614202370">6/26/2017 4:24 AM</a></div> <div class="chatlog__content chatlog__markdown"><span class="chatlog__markdown-preserve"><code class="chatlog__markdown-pre chatlog__markdown-pre--inline">!</code> 演算子はオペランドが左辺値の場合、左辺値のままにしてくれるのか。</span></div> </div> </div> </div> <div id="chatlog__message-container-328752522749804544" class="chatlog__message-container" data-message-id="328752522749804544"> <div class="chatlog__message"> <div class="chatlog__message-aside"> <div class="chatlog__short-timestamp" title="Monday, June 26, 2017 4:25 AM">4:25 AM</div> </div> <div class="chatlog__message-primary"> <div class="chatlog__content chatlog__markdown"><span class="chatlog__markdown-preserve">そうすると話が巻き戻って <code class="chatlog__markdown-pre chatlog__markdown-pre--inline">dict[key]! += 1</code> で良いってことになるのか・・・?</span></div> </div> </div> </div> </div>