phone_number_text_input_formatter

Description:

phone number text input formatter

Phone Number Text Input Formatter #
This is a Flutter package built to provide phone number formatting functionality
during text input. It's a key helper in creating phone number input fields that
need to restrict and validate user input in a formatted manner.
Features #

Zero dependency
Efficiently formats the phone numbers on-the-fly, with better performance than regular expression-based solutions.
You can customize the format according to your needs, giving you more flexibility and control.
Comes with pre-implemented popular international and national phone number formats.

Usage #
Format the phone number using all available international formats:
TextField(
keyboardType: TextInputType.phone,
inputFormatters: [
FilteringTextInputFormatter.allow(RegExp(r'[0-9,+]')),
const PhoneNumberTextInputFormatter(prefix: '+'),
],
)
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Format the US phone number in international format:
TextField(
keyboardType: TextInputType.phone,
inputFormatters: [
FilteringTextInputFormatter.allow(RegExp(r'[0-9,+]')),
const NationalPhoneNumberTextInputFormatter.US(prefix: '+'),
],
)
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Custom phone number format:
TextField(
keyboardType: TextInputType.phone,
inputFormatters: [
FilteringTextInputFormatter.allow(RegExp(r'[0-9,+]')),
const NationalPhoneNumberTextInputFormatter(
prefix: '+',
countryCode: '28',
groups: [
(length: 4, leading: ' [', trailing: '] '),
(length: 3, leading: '', trailing: '-'),
(length: 3, leading: '', trailing: ' '),
],
),
],
)
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