PatternFormatter

pub package Build Status

A Flutter package provides some implementations of TextInputFormatter that format input with pre-defined patterns

How to use

import 'package:pattern_formatter/pattern_formatter.dart';

Thousands grouping

  • Integer number:

TextField(
  keyboardType: TextInputType.number,
  inputFormatters: [
    ThousandsFormatter()
  ],
)
  • Decimal number:

TextField(
  keyboardType: TextInputType.number,
  inputFormatters: [
    ThousandsFormatter(allowFraction: true)
  ],
)

Card number grouping

TextField(
  keyboardType: TextInputType.number,
  inputFormatters: [
    CreditCardFormatter(),
  ],
)

Date format

TextField(
  keyboardType: TextInputType.number,
  inputFormatters: [
    DateInputFormatter(),
  ],
)

Libraries

date_formatter
numeric_formatter
pattern_input_formatter

Dart

dart:ui
Built-in types and core primitives for a Flutter application. [...]

Core

dart:async
Support for asynchronous programming, with classes such as Future and Stream. [...]
dart:collection
Classes and utilities that supplement the collection support in dart:core. [...]
dart:convert
Encoders and decoders for converting between different data representations, including JSON and UTF-8. [...]
dart:core
Built-in types, collections, and other core functionality for every Dart program. [...]
dart:developer
Interact with developer tools such as the debugger and inspector. [...]
dart:math
Mathematical constants and functions, plus a random number generator. [...]
dart:typed_data
Lists that efficiently handle fixed sized data (for example, unsigned 8 byte integers) and SIMD numeric types. [...]

VM

dart:io
File, socket, HTTP, and other I/O support for non-web applications. [...]
dart:isolate
Concurrent programming using isolates: independent workers that are similar to threads but don't share memory, communicating only via messages. [...]