error output: main.swift:2:7: warning: expression implicitly coerced from 'String?' to 'Any' print(ProcessInfo.processInfo.environment["SWIFT_VERSION"]) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.swift:2:42: note: provide a default value to avoid this warning print(ProcessInfo.processInfo.environment["SWIFT_VERSION"]) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~ ?? <#default value#> main.swift:2:42: note: force-unwrap the value to avoid this warning print(ProcessInfo.processInfo.environment["SWIFT_VERSION"]) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~ ! main.swift:2:42: note: explicitly cast to 'Any' with 'as Any' to silence this warning print(ProcessInfo.processInfo.environment["SWIFT_VERSION"]) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~ as Any
