在Java中,接收数组输入值主要有以下几种方法:
使用`Scanner`类
import java.util.Scanner;public class ArrayInput {public static void main(String[] args) {Scanner input = new Scanner(System.in);System.out.print("请输入数组的长度:");int length = input.nextInt();int[] myArray = new int[length];System.out.println("请输入数组的值:");for (int i = 0; i < length; i++) {myArray[i] = input.nextInt();}System.out.println("数组的值为:");for (int i = 0; i < length; i++) {System.out.println(myArray[i]);}input.close();}}
通过方法传递
import java.util.Scanner;public class ArrayInput {public static void inputArrayValues(int[] myArray) {Scanner input = new Scanner(System.in);for (int i = 0; i < myArray.length; i++) {System.out.print("Enter value for index " + i + ": ");myArray[i] = input.nextInt();}input.close();}public static void main(String[] args) {Scanner input = new Scanner(System.in);System.out.print("请输入数组的长度:");int length = input.nextInt();int[] myArray = new int[length];inputArrayValues(myArray);System.out.println("数组的值为:");for (int i = 0; i < length; i++) {System.out.println(myArray[i]);}input.close();}}
使用命令行参数
public class ArrayInput {public static void main(String[] args) {if (args.length == 0) {System.out.println("请输入数组的长度:");int length = Integer.parseInt(args);int[] myArray = new int[length];System.out.println("请输入数组的值:");for (int i = 0; i < length; i++) {myArray[i] = Integer.parseInt(args[i + 1]);}System.out.println("数组的值为:");for (int i = 0; i < length; i++) {System.out.println(myArray[i]);}} else {System.out.println("请按照格式输入参数:长度 数组值1 数组值2 ...");}}}

