DEV Community: Kiwi

"Thread 1: Fatal error: Unexpectedly found nil while implicitly unwrapping an Optional value"

Kiwi — Thu, 14 Oct 2021 18:36:57 +0000

//View controller

Class MyViewController : UIViewController

@IBOutlet weak var myLabel : UILabel!
…………………………………………………………………………………………………………………
//Table view cell
Var VC : MyViewController !

@IBAction myButton(_ sender: Any ) {
VC.myLabel.text = “ hello “ }. // I get the error here

How do I initialize a class to a table view cell ??

Kiwi — Tue, 03 Aug 2021 14:29:04 +0000

I’m trying to initialize a class in my table view cell and I don’t know the code

swift developers help 😶 plz

Kiwi — Thu, 29 Jul 2021 10:56:37 +0000

import UIKit

class ItemTableViewCell: UITableViewCell {

@IBOutlet weak var stepperText: UILabel!

@IBOutlet weak var priceLabel: UILabel!

var item : Item! // this is a view controller class that have the item data .. price as a double (var price: Double! )


override func awakeFromNib() {

    super.awakeFromNib()

}


IBAction func stepper(_ sender: UIStepper) {

    var item : Item! // I called it again bc it didn’t connect in the stepper func ;-;

    stepperText.text = String(Int(sender.value))

    priceLabel.text = String(Int(sender.value))

    let n = item.price // HERE is the error (Thread 1: Fatal error: Unexpectedly found nil while implicitly unwrapping an Optional value)

    let nn = Double(Double(stepperText.text! ?? “0”) ?? 0)

    priceLabel.text = “\(n! * nn )”

    // i made this code to take the item price and when I use the stepper it multiple the step number with the price ;0; help plz
}

}

Help needed ;-;

Kiwi — Thu, 29 Jul 2021 08:00:04 +0000

import UIKit

class ItemTableViewCell: UITableViewCell {

@IBOutlet weak var stepperText: UILabel!

@IBOutlet weak var priceLabel: UILabel!

var item : Item! // this is a view controller class that have the item data .. price as a double (var price: Double! )


override func awakeFromNib() {

    super.awakeFromNib()

}


IBAction func stepper(_ sender: UIStepper) {

    var item : Item! // I called it again bc it didn’t connect in the stepper func ;-;

    stepperText.text = String(Int(sender.value))

    priceLabel.text = String(Int(sender.value))

    let n = item.price // HERE is the error (Thread 1: Fatal error: Unexpectedly found nil while implicitly unwrapping an Optional value)

    let nn = Double(Double(stepperText.text! ?? “0”) ?? 0)

    priceLabel.text = “\(n! * nn )”

    // i made this code to take the item price and when I use the stepper it multiple the step number with the price ;0; help plz
}

}

Help ;-;

Kiwi — Wed, 28 Jul 2021 23:39:57 +0000

import UIKit

class ItemTableViewCell: UITableViewCell {

@IBOutlet weak var stepperText: UILabel!

@IBOutlet weak var priceLabel: UILabel!

var item : Item! // this is a view controller class that have the item data .. price as a double (var price: Double! )


override func awakeFromNib() {

    super.awakeFromNib()

}


IBAction func stepper(_ sender: UIStepper) {

    var item : Item! // I called it again bc it didn’t connect in the stepper func ;-;

    stepperText.text = String(Int(sender.value))

    priceLabel.text = String(Int(sender.value))

    let n = item.price // HERE is the error (Thread 1: Fatal error: Unexpectedly found nil while implicitly unwrapping an Optional value)

    let nn = Double(Double(stepperText.text! ?? “0”) ?? 0)

    priceLabel.text = “\(n! * nn )”

    // i made this code to take the item price and when I use the stepper it multiple the step number with the price ;0; help plz
}

}