スイフトで
スイフト5以上
guard let pathString = Bundle(for: type(of: self)).path(forResource: "UnitTestData", ofType: "json") else {
fatalError("UnitTestData.json not found")
}
guard let jsonString = try? String(contentsOfFile: pathString, encoding: .utf8) else {
fatalError("Unable to convert UnitTestData.json to String")
}
print("The JSON string is: \(jsonString)")
guard let jsonData = jsonString.data(using: .utf8) else {
fatalError("Unable to convert UnitTestData.json to Data")
}
guard let jsonDictionary = try? JSONSerialization.jsonObject(with: jsonData, options: []) as? [String:Any] else {
fatalError("Unable to convert UnitTestData.json to JSON dictionary")
}
print("The JSON dictionary is: \(jsonDictionary)")
スイフト 3 および 4
guard let pathString = Bundle(for: type(of: self)).path(forResource: "UnitTestData", ofType: "json") else {
fatalError("UnitTestData.json not found")
}
guard let jsonString = try? NSString(contentsOfFile: pathString, encoding: String.Encoding.utf8.rawValue) else {
fatalError("Unable to convert UnitTestData.json to String")
}
print("The JSON string is: \(jsonString)")
guard let jsonData = jsonString.data(using: String.Encoding.utf8.rawValue) else {
fatalError("Unable to convert UnitTestData.json to NSData")
}
guard let jsonDictionary = try? JSONSerialization.jsonObject(with: jsonData, options: []) as? [String:AnyObject] else {
fatalError("Unable to convert UnitTestData.json to JSON dictionary")
}
print("The JSON dictionary is: \(jsonDictionary)")
スイフト 2.2
guard let pathString = NSBundle(forClass: self.dynamicType).pathForResource("UnitTestData", ofType: "json") else {
fatalError("UnitTestData.json not found")
}
guard let jsonString = try? NSString(contentsOfFile: pathString, encoding: NSUTF8StringEncoding) else {
fatalError("Unable to convert UnitTestData.json to String")
}
print("The JSON string is: \(jsonString)")
guard let jsonData = jsonString.dataUsingEncoding(NSUTF8StringEncoding) else {
fatalError("Unable to convert UnitTestData.json to NSData")
}
guard let jsonDictionary = try? NSJSONSerialization.JSONObjectWithData(jsonData, options: []) as? [String:AnyObject] else {
fatalError("Unable to convert UnitTestData.json to JSON dictionary")
}
print("The JSON dictionary is: \(jsonDictionary)")
*これには、Objective C にある Tom Harrington の回答が組み込まれています