원코어원프로세스

public static ArrayList<HashMap<String, String>> parseJSON(Context context, String jsonString ) {
  ArrayList<HashMap<String, String>> rtn = new ArrayList<HashMap<String, String>>();

  try {
    JSONArray array = new JSONArray("[" + jsonString + "]");

    for( int i = 0; i < array.length(); i++ ) {
      HashMap<String, String> map = new HashMap<String, String>();

      JSONObject object = array.getJSONObject(i);
      Iterator<?> keys  = object.keys();

      while(keys.hasNext()) {
        String key = (String) keys.next();
        String val = object.getString(key);

        map.put(key, val);
      }

      rtn.add(i, map);

      map = null;
    }
  } catch (JSONException e) {
    e.printStackTrace();
  }

  return rtn;
}

JSonString 포맷이 대괄호가 없을 경우 붙여주고 대괄호가 있을 경우 지우고 사용하세요

https://github.com/wasabeef/awesome-android-ui

public static boolean isIntegerNumeric(String s) {
  try {
    Integer.parseInt(s);
    return true;
  } catch(NumberFormatException e) {
    return false;
  }
}

public static boolean isDoubleNumeric(String s) {
  try {
    Double.parseDouble(s);
    return true;
  } catch(NumberFormatException e) {
    return false;
  }
}

public static boolean isFloatNumeric(String s) {
  try {
    Float.parseFloat(s);
    return true;
  } catch(NumberFormatException e) {
    return false;
  }
}

활용 방법

if (isIntegerNumeric(String) == false) {
  logger.info("숫자만 입력 가능");
}

https://findfun.tistory.com/category/%ED%94%84%EB%A1%9C%EA%B7%B8%EB%9E%98%EB%B0%8D/jQuery

<item name="android:textColorSecondary">@color/white</item>

UIView.transition(with: yourView,

              duration: 0.5,  /* 애니메이션 실행 시간 */

              options: .transitionCrossDissolve, /* 애니메이션 옵션 */

              animations: { self.imageView.image = newImage },

              completion: nil)

// seconds에 초 만큼 실행지연

DispatchQueue.main.asyncAfter(deadline: .now() + .seconds(1), execute: {

  YourCode

})

터미널에 xcrun swift -version

UITextField.isSecureTextEntry = true

UITextField.keyboardType = .asciiCapable