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decorated_flutter package
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decorated_flutter.dart
randomNumber function
randomNumber function
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randomNumber
function
String
randomNumber
(
int
len
)
生成指定长度的随机数字
Implementation
String randomNumber(int len) { return List.generate(len, (_) => r.nextInt(10)).join(); }
decorated_flutter package
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decorated_flutter
randomNumber function
decorated_flutter library