Android Studio - WebView

content_main.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout
        xmlns:android="http://schemas.android.com/apk/res/android"
        xmlns:tools="http://schemas.android.com/tools"
        xmlns:app="http://schemas.android.com/apk/res-auto"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        app:layout_behavior="@string/appbar_scrolling_view_behavior"
        tools:showIn="@layout/activity_main"
        tools:context=".MainActivity">

<!--Aggiunta di una WebView-->
    <WebView
            android:layout_width="match_parent"       <!--occupa la larghezza massima disponibile-->
            android:layout_height="match_parent"      <!--occupa l'altezza massima disponibile-->
            android:id="@+id/myweb"                   <!--nome identificativo del componente-->
            tools:layout_editor_absoluteY="8dp"
            tools:layout_editor_absoluteX="8dp"
            android:layout_alignParentRight="false"/>

</RelativeLayout>