xgqfrms/main.dart

## main.dart
import 'dart:math';

void main() {
  int max = 6;
  dynamic dice;
  // int nextInt(int max);
  dice = Random().nextInt(max);
  // 0 ~ 5,
  dice += 1;
  // 1 ~ 6,
  print('random dice = ${dice}');
}


/// https://api.dart.dev/stable/2.8.4/dart-math/Random/nextInt.html

// 生成非负随机整数，其范围从0（包括0）到max（不包括）均匀分布
	import 'dart:math';

	void main() {
	int max = 6;
	dynamic dice;
	// int nextInt(int max);
	dice = Random().nextInt(max);
	// 0 ~ 5,
	dice += 1;
	// 1 ~ 6,
	print('random dice = ${dice}');
	}


	/// https://api.dart.dev/stable/2.8.4/dart-math/Random/nextInt.html

	// 生成非负随机整数，其范围从0（包括0）到max（不包括）均匀分布