How can I format a users text field input as they type and insert a “-” or ” ” on every 5th character.
4500000000000000 becomes 4500 0000 0000 0000
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How can I format a users text field input as they type and insert a “-” or ” ” on every 5th character.
4500000000000000 becomes 4500 0000 0000 0000
Make a delegate for your text field, then implement
-textField:shouldChangeCharactersInRange:replacementString:to update the text field whenever the user types / pastes anything.