<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div><blockquote type="cite" class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class=""><span style="font-size: 11px; font-family: Menlo;" class="">let last = array.last ?? fatalError(“array must not be empty”)</span></div></div></blockquote><div><br class=""></div><div>I prefer, the above, explicit version.</div><div><br class=""></div><div>-g.</div></div><br class=""></body></html>