echo.java

来自「JAVA 实例手册源码 Examples From Java Examples」· Java 代码 · 共 25 行

/*
 * Copyright (c) 2000 David Flanagan.  All rights reserved.
 * This code is from the book Java Examples in a Nutshell, 2nd Edition.
 * It is provided AS-IS, WITHOUT ANY WARRANTY either expressed or implied.
 * You may study, use, and modify it for any non-commercial purpose.
 * You may distribute it non-commercially as long as you retain this notice.
 * For a commercial use license, or to purchase the book (recommended),
 * visit http://www.davidflanagan.com/javaexamples2.
 */
package com.davidflanagan.examples.basics;

/**
 * This program prints out all its command-line arguments.
 **/
public class Echo {
    public static void main(String[] args) {
        int i = 0;                           // Initialize the loop variable
        while(i < args.length) {             // Loop until the end of array
            System.out.print(args[i] + " "); // Print each argument out
            i++;                             // Increment the loop variable
        }
        System.out.println();                // Terminate the line
    }
}