<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=""><br class=""><div><blockquote type="cite" class=""><div class="">On Jun 30, 2017, at 6:06 PM, Kyle Murray <<a href="mailto:kyle_murray@apple.com" class="">kyle_murray@apple.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><meta http-equiv="Content-Type" content="text/html charset=utf-8" class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Hi David,<div class=""><br class=""></div><div class="">You can see the new APIs for Swift 4's String here: <a href="https://developer.apple.com/documentation/swift/string?changes=latest_minor" class="">https://developer.apple.com/documentation/swift/string?changes=latest_minor</a></div></div></div></blockquote>wow, that’s awesome — i never knew you could get a diff view. good stuff!!</div><div><br class=""></div><div>I’ve written the more common new swift 4 functions i need as extensions in my project so i can write swift 4 syntax while waiting for xcode 9 to become stable/safe enough for use.</div><div><br class=""></div><div>Thanks, this was all super-helpful for me. Looking forward to the Substring API, quite a bit.</div><div><br class=""></div></body></html>