How to enable Only Numeric Digit Keyboard ios Swift

use this code

textfield.keyboardType = .asciiCapableNumberPad

Through Code you can do it by

override func viewDidLoad() {
    super.viewDidLoad()
    yourTextField.keyboardType = .numberPad   //or .asciicapableNumberPad

}

If you are using storyboard follow this

Change Keyboard type to Number Pad . or ascii capable Number Pad

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