generateRandomString static method
生成随机字符串
Implementation
static String generateRandomString({int length = 8}) {
final random = Random();
const availableChars =
'AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz1234567890';
final randomString =
List.generate(
length,
(index) => availableChars[random.nextInt(availableChars.length)],
).join();
return randomString;
}