How to create an options menu in Android Studio?

Step 1. Create an android project in Android Studio and fill all require fields.

Step 2. Now create menu folder into res option.

Step 3. Now create xml file into menu folder name it option_menu.xml

<?xml version="1.0" encoding="utf-8"?>


<menu xmlns:app="http://schemas.android.com/apk/res auto"
xmlns:android="http://schemas.android.com/apk/res/android">

<item
        android:id="@+id/main_menu1"
        android:title="Menu1" />

    <item
        android:id="@+id/main_menu2"
        android:title="Menu2" />

    <item
        android:id="@+id/main_menu3"
        android:title="Menu3" />
   
</menu>

Step 4. Now go to Main_Activity.java class and type the code.

package com.demo.optionmenu;

import androidx.appcompat.app.AppCompatActivity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
    }
    @Override
    public boolean onCreateOptionsMenu(Menu menu) {

        getMenuInflater().inflate(R.menu.option_menu, menu);
        return true;
    }
    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        int itemId = item.getItemId();
        System.out.println("=====> menu item:" + itemId + " selected");
        switch (itemId) {
            case R.id.main_menu1:
                System.out.println("Menu1 Selected!");
                break;
            case R.id.main_menu2:
                System.out.println("Menu2 Selected!");
                break;
        }
        return super.onOptionsItemSelected(item);
    }
}

Step 5. Now run this app in your Emulator.

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