如何從數(shù)組里隨機取4個數(shù) Java隨機抽取人名完整代碼?
Java隨機抽取人名完整代碼?public class test { public static void main(String[] args) { //定義人名數(shù)組 Str
Java隨機抽取人名完整代碼?
public class test { public static void main(String[] args) { //定義人名數(shù)組 String [] name = {"張三","李四","王五","八神庵","不知火舞","大蛇","景天","唐雪見","李逍遙","趙靈兒"}//隨機生成數(shù)組下標、 int num = (int)(Math.random() * 1000)//對生成的隨機數(shù)進行判斷,如果小于數(shù)組下標,就跳出循環(huán)while (num>name.length-1) { if (num