MainActivity

[java]
package com.example.first;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.webkit.WebSettings;
import android.webkit.WebView;
import android.webkit.WebViewClient;

public class MainActivity extends AppCompatActivity {
private WebView mywebView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mywebView = (WebView) findViewById(R.id.webview);
WebSettings webSettings= mywebView.getSettings();
webSettings.setJavaScriptEnabled(true);
mywebView.loadUrl("https://example.com/");
// Line of Code for opening links in app
mywebView.setWebViewClient(new WebViewClient());
}

//Code For Back Button
@Override
public void onBackPressed() {
if(mywebView.canGoBack())
{
mywebView.goBack();
}

else
{
super.onBackPressed();
}
}
}
[/java]