<How to implement BottomAppBar with fab in Kotlin>...

# stackoverflow

[user]

How to implement BottomAppBar with fab in Kotlin
I'm trying to build an app with 4 fragments, but I'm struggling to implement it because I've tried multiple methods that didn't work because they were too old.
Main Activity
package com.khumomashapa.notes.activities

import android.content.Intent
import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import android.widget.Toast
import com.khumomashapa.notes.R
import kotlinx.android.synthetic.main.activity_main.*

class MainActivity : AppCompatActivity() {
override fun...