Fragment 1st

 Fragment 1st

XML

Create a Fragment Activity

Com > New > Fragment > Fragment (Blank)

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/main"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context=".MainActivity"
    >

    <FrameLayout
        android:id="@+id/frameLayout"
        android:layout_width="match_parent"
        android:layout_height="500dp"
        android:background="#2196F3"
        >

    </FrameLayout>


</LinearLayout>

JAVA

package com.rakibshah.fragment;

import android.os.Bundle;

import androidx.appcompat.app.AppCompatActivity;
import androidx.fragment.app.FragmentManager;
import androidx.fragment.app.FragmentTransaction;

import com.FirstFragment;

public class MainActivity extends AppCompatActivity {

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

        FragmentManager fManager = getSupportFragmentManager();
        FragmentTransaction fragmentTransaction = fManager.beginTransaction();
        fragmentTransaction.add(R.id.frameLayout , new FirstFragment());
        fragmentTransaction.commit();

    }
}

Fragment

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context="com.FirstFragment"
    android:background="#88B6BC"
    android:orientation="vertical"
    android:padding="15dp"
    >


    <TextView
        android:id="@+id/textView"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="1st Fragment"
        android:textSize="40sp"
        android:textStyle="bold"
        android:textColor="#FFFFFF"
        />

</LinearLayout>



Fragment JAVA

package com;

import android.os.Bundle;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.fragment.app.Fragment;

import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;

import com.rakibshah.fragment.R;

public class FirstFragment extends Fragment {
    @Nullable
    @Override
    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
        View myView = inflater.inflate(R.layout.fragment_first, container, false);

        return myView;
    }
}