on edit input field provide default value if textfield get empty swift

Excited Echidna answered on January 16, 2022 Popularity 1/10 Helpfulness 1/10

answer on edit input field provide default value if textfield get empty swift

on edit input field provide default value if textfield get empty swift

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func textField(_ textField: UITextField, shouldChangeCharactersIn range: NSRange, replacementString string: String) -> Bool {
    guard let textFieldString = textField.text, let range = Range(range, in: textFieldString) else {
        return false
    }
    let newString = textFieldString.replacingCharacters(in: range, with: string)
    if newString.isEmpty {
        textField.text = "0"
        return false
    } else if textField.text == "0" {
        textField.text = string
        return false
    }
    return true
}

Popularity 1/10 Helpfulness 1/10 Language swift

Source: stackoverflow.com

Tags: default-value edit get input-field swift textfield

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