方法1:使用Random类 java import java.util.Random; public class RandomStringGenerator { public static String generateRandomString(int length) { String characters = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"; StringBuilder sb = new StringBuilder(length); Random random = new Random();...
import java.util.Random; public class RandomStringGenerator { public static void main(String[] args) { String randomString = generateRandomString(10); System.out.println("Random String: " + randomString); } public static String generateRandomString(int length) { // 定义允许的字符集 String cha...
generateRandomString -->> random : uses generateRandomString -->> CHARACTERS : accesses 在图中,我们说明了RandomStringGenerator类及其属性和方法的关系,以及如何利用这些方法和属性生成随机字符串。 四、使用方法 我们可以通过创建RandomStringGenerator的实例,然后调用generateRandomString方法生成任意长度的随机字符串。
importjava.util.Random;publicclassRandomStringGenerator{publicstaticvoidmain(String[]args){intlength=10;// 生成的字符串长度Stringcharacters="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890";// 字符集StringBuildersb=newStringBuilder();Randomrandom=newRandom();for(inti=0;i<length;i++){intin...
import java.util.Random; public class RandomStringGenerator { private static final String CHARACTERS = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"; public static String generateRandomString(int length) { StringBuilder sb = new StringBuilder(); Random random = new Random(); for (int...
1、Java使用RandomStringUtils类 它的方法可以生成只包含字母(随机字母)、数字(随机数字)或两者(随机字母数字)的随机字符串 importorg.apache.commons.lang.RandomStringUtils;publicclassRandomStringGenerator {publicstaticvoidmain(String[] args) {//generate a random string of 10 alphabetsString randomString = Rand...
* Generate a random string. * *@paramrandom the random number generator. *@paramcharacters the characters for generating string. *@paramlength the length of the generated string. *@return*/publicStringgenerateString(Random random String charactersintlength){char[] text =newchar[length];for(inti=...
[Android.Runtime.Register("of", "(Ljava/lang/String;)Ljava/util/random/RandomGenerator;", "", ApiSince=35)] public static Java.Util.RandomGenerators.IRandomGenerator? Of (string? name); Parameters name String Name of random number generator algorithm ...
Generate random strings based on a pattern. Synopsis RandomStringGeneratorgenerator=newRandomStringGenerator();// generates random string (e.g. "aB4@X.Ç")StringrandomString=generator.generateFromPattern("cCn!.sb"); RandomStringGeneratorgenerator=newRandomStringGenerator();// generates random string...
在Java中生成32位的随机字符串可以使用UUID类来实现。UUID是通用唯一标识符(Universally Unique Identifier)的缩写,它是由一个十六位的数字组成的字符串,保证在同一时空中不重复。 实现步骤 下面是生成32位随机字符串的步骤表格: 代码示例 importjava.util.UUID;// 导入UUID类publicclassRandomStringGenerator{publicstati...