prefixBuilder property
A widget builder used to customize prefix icon.
Example:
Widget? buildPhoneNumberPrefix(BuildContext context, Country? country) {
return country != null
? Image.network(
'https://www.countryflags.io/${country!.code}/flat/24.png',
width: 24,
height: 24,
)
: null;
}
Implementation
final PhoneNumberFieldPrefixBuilder prefixBuilder;