generateV4 static method
Implementation
static String generateV4() {
final rnd = Random();
final p1 = [
for (var i = 0; i < 8; i++) _characters[rnd.nextInt(16)],
].join();
final p2 = [
for (var i = 0; i < 4; i++) _characters[rnd.nextInt(16)],
].join();
final p3 = [
for (var i = 0; i < 4; i++) _characters[rnd.nextInt(16)],
].join();
final p4 = [
for (var i = 0; i < 4; i++) _characters[rnd.nextInt(16)],
].join();
final p5 = [
for (var i = 0; i < 12; i++) _characters[rnd.nextInt(16)],
].join();
return '$p1-$p2-$p3-$p4-$p5';
}