First import ‘dart:math’; then use pi/12.0 instead of math. PI/12.0 it should work fine.30 Eyl 2018
Read moreWhat is an isolate in Flutter?
An isolate is a thread that has an event loop that continuously processes events in its own memory space .
Read moreHow do you create a dart file?
Write to a file To write a string to a file, use the writeAsString method : import ‘dart:io’; void main() async { final filename = ‘file. txt’; var file = await File(filename). writeAsString(‘some content’); // Do something with the file. }
Read moreHow do you make a dart file in flutter?
Developing Dart packages
Read moreHow do I import a package into flutter?
Adding a package dependency to an app
Read moreHow do I add Dart package to flutter?
Developing Dart packages
Read moreHow do I import a package to Dart?
To use a package, do the following:
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