18 lines
566 B
Java
18 lines
566 B
Java
package com.inmind.random02;
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import java.util.Random;
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public class Demo05 {
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public static void main(String[] args) {
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//1.创建Random对象
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Random random = new Random();
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//2.获取随机值
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for (int i = 0; i < 20; i++) {
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// int v = random.nextInt();//获取int取值范围的随机数，太大了
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// int v = random.nextInt(10);//（java中是包头不包尾）获取0~9
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int v = random.nextInt(3,8);//（java中是包头不包尾）获取3~7
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System.out.println(v);
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}
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}
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}
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