Migrating iOS Project from Swift 2.3 to 3.0 in XCode

Solution 1:

Xcode itself providing a option to migrate from swift 2.3 to swift 3.0. Update your Xcode to the latest 8.0 and here you go.

Edit > Convert > To Current Swift Syntax

there you have an option to convert which version you want!

hope this answer will help you!

Solution 2:

In your Podfile, add use_frameworks! and pod ‘RealmSwift’ to your main and test targets. Paste the following at the bottom of your Podfile updating the Swift version to 3.0

post_install do |installer|
 installer.pods_project.targets.each do |target|
  target.build_configurations.each do |config|
  config.build_settings[‘SWIFT_VERSION’] = ‘3.0’
  end
 end
end

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