Getting tsarted with UITableView

ViewController.swift

//
//  ViewController.swift
//  GettingStartedUITableView
//
//  Created by Sigit on 13/11/20.
//

import UIKit

class ViewController: UIViewController {
    
    // create property tableview
    private let tableView: UITableView = {
        let tableView = UITableView()
        tableView.backgroundColor = .white
        tableView.translatesAutoresizingMaskIntoConstraints = false
        
        return tableView
    }()

    override func viewDidLoad() {
        super.viewDidLoad()
        // Do any additional setup after loading the view.
        
        view.backgroundColor = .white
        
        // call function to setup view / tableview (4)
        self.setupView()
    }
    
	// create function to setup our tableview (1)
    private func setupView() {
        // add tableview to VC view (2)
        view.addSubview(tableView)
        
        // setting up constrains (3)
        tableView.translatesAutoresizingMaskIntoConstraints = false
        tableView.topAnchor.constraint(equalTo: view.topAnchor).isActive = true
        tableView.rightAnchor.constraint(equalTo: view.rightAnchor).isActive = true
        tableView.bottomAnchor.constraint(equalTo: view.bottomAnchor).isActive = true
        tableView.leftAnchor.constraint(equalTo: view.leftAnchor).isActive = true
    }

}