20 lines
485 B
Dart
20 lines
485 B
Dart
import 'dart:math';
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class NumUtil {
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/// 获取一个随机随
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static int getRandomNumber(int min, int max) {
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Random random = Random();
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int randomNumber = random.nextInt(max - min) + min;
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return randomNumber;
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}
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/// 获取不包括当前的随机数
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static int getRandomNumberExcludingCurrent(int min, int max, int current) {
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int newNumber;
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do {
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newNumber = getRandomNumber(min, max);
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} while (newNumber == current);
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return newNumber;
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}
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}
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