get selected radio button value from radio group android code example
Example 1: how to get data from radio group in android
int selectedId = radioGroup.getCheckedRadioButtonId();
radioButton = (RadioButton) findViewById(selectedId);
Toast.makeText(MyAndroidAppActivity.this,
radioButton.getText(), Toast.LENGTH_SHORT).show();
Example 2: radiogroup get selected item android
int radioButtonID = radioButtonGroup.getCheckedRadioButtonId();
View radioButton = radioButtonGroup.findViewById(radioButtonID);