이번 내용

코드와 간략한 설명

        let textfield01 = UITextField()
        textfield01.frame = CGRect(x: view.frame.maxX / 10, y: view.frame.maxY / 11, width: view.frame.width - (view.frame.maxX / 5), height: 50)
        textfield01.placeholder = "UITextField01"
        textfield01.layer.cornerRadius = 10.0
        textfield01.layer.borderWidth = 1.0
        textfield01.leftView = UIView(frame: CGRect(x: 2, y: 2, width: textfield01.frame.height, height: textfield01.frame.height))
        textfield01.leftView?.backgroundColor = .systemGreen
        textfield01.leftViewMode = .always
        textfield01.layer.borderColor = UIColor.black.cgColor
        textfield01.backgroundColor = .white
        view.addSubview(textfield01)

끝