swift constraints

//https://stackoverflow.com/a/26181982/13171606 //open link for further info override func viewDidLoad() { let newView = UIView() newView.backgroundColor = UIColor.red view.addSubview(newView) newView.translatesAutoresizingMaskIntoConstraints = false newView.centerXAnchor.constraint(equalTo: view.centerXAnchor).isActive = true newView.centerYAnchor.constraint(equalTo: view.centerYAnchor).isActive = true newView.widthAnchor.constraint(equalToConstant: 100).isActive = true newView.heightAnchor.constraint(equalToConstant: 100).isActive = true }

swift ways to setup constraints

//https://stackoverflow.com/a/26181982/13171606
//There are multiple ways to add contraints, please open Link for almost ecery type of constraint

override func viewDidLoad() {
    let newView = UIView()
    newView.backgroundColor = UIColor.red
  
    view.addSubview(newView)
    
    newView.translatesAutoresizingMaskIntoConstraints = false//compulsory
    newView.centerXAnchor.constraint(equalTo: view.centerXAnchor).isActive = true
    newView.centerYAnchor.constraint(equalTo: view.centerYAnchor).isActive = true
    newView.widthAnchor.constraint(equalToConstant: 100).isActive = true
    newView.heightAnchor.constraint(equalToConstant: 100).isActive = true
}

Posted by: Guest on February-13-2021

Source

- firstView.coverWholeSuperview() - firstView.constraints(size: CGSize(width: 44, height: 44), centerX: view.centerXAnchor, centerY: view.centerXAnchor) - firstView.constraints(top: view.topAnchor, leading: secondView.leadingAnchor, bottom: view.bottomAnchor, trailing: secondView.trailingAnchor, padding: UIEdgeInsets(top: 12, left: 12, bottom: 12, right: 12))

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