[SWIFT] Create UITableView programmatically, 테이블 뷰 코드로

[로직]

설명은 생략한다. 말 그대로 스토리보드를 활용하지 않고 뷰 컨트롤러 스위프트 파일만 연결하고 시작한다.

[코드]

import UIKit

class ViewController: UIViewController, UITableViewDelegate, UITableViewDataSource {

    let myTableView: UITableView = UITableView()
    let items: [String] = ["abc", "def", "ghi"]

    override func viewDidLoad() {
        super.viewDidLoad()
        // Do any additional setup after loading the view, typically from a nib.
        
        // Do any additional setup after loading the view.
        self.myTableView.dataSource = self
        self.myTableView.delegate = self
        
        
        self.myTableView.register(UITableViewCell.self, forCellReuseIdentifier: "TableViewCell")
        self.view.addSubview(self.myTableView)
        
        self.myTableView.translatesAutoresizingMaskIntoConstraints = false
        self.view.addConstraint(NSLayoutConstraint(item: self.myTableView,
                                                   attribute: .top, relatedBy: .equal, toItem: self.view, attribute: .top,
                                                   multiplier: 1.0, constant: 0))
        self.view.addConstraint(NSLayoutConstraint(item: self.myTableView,
                                                   attribute: .bottom, relatedBy: .equal, toItem: self.view,
                                                   attribute: .bottom, multiplier: 1.0, constant: 0))
        self.view.addConstraint(NSLayoutConstraint(item: self.myTableView,
                                                   attribute: .leading, relatedBy: .equal, toItem: self.view,
                                                   attribute: .leading, multiplier: 1.0, constant: 0))
        self.view.addConstraint(NSLayoutConstraint(item: self.myTableView,
                                                   attribute: .trailing, relatedBy: .equal, toItem: self.view,
                                                   attribute: .trailing, multiplier: 1.0, constant: 0))
    }
    func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        return self.items.count
    }
    
    func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
        let cell: UITableViewCell = tableView.dequeueReusableCell(withIdentifier: "TableViewCell", for: indexPath) as UITableViewCell
        
        cell.textLabel?.text = items[indexPath.row]
        
        return cell
    }
}