Mr. Bipin S. Rupadiya

package com.example.r_stringdemo;

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.Toast;


public class MainActivity extends Activity {

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);

String nm=getApplicationContext().getString(R.string.un);
if(nm.equals("bipin"))
{
Toast.makeText(getApplicationContext(), "True", Toast.LENGTH_LONG).show();
}
}
}