iban property
Example: iban formatter // AA99 9999 9999 9999 9999 9999 99
Implementation
static final TextInputFormatter iban = GrockInputFormatter(
mask: '**## #### #### #### #### #### ##',
filter: {"#": RegExp(r'[0-9]'), "*": RegExp(r'[A-Z]')},
type: GrockMaskAutoCompletionType.lazy);