[an error occurred while processing this directive]

Command Line Arguments in Java Program

                         

Java application can accept any number of arguments directly from the command line. The user can enter command-line arguments when invoking the application. When running the java program from java command, the arguments are provided after the name of the class separated by space. For example, suppose a program named CmndLineArguments that accept command line arguments as a string array and echo them on standard output device.

java CmndLineArguments Mahendra zero one two three

CmndLineArguments.java

                 /**
                 *
How to use command line arguments in java program.
                 */
                 class CmndLineArguments {

                      public static void main(String[] args) {
                                int length = args.length;
                                if (length <= 0) {
                                    System.out.println("You need to enter some arguments.");
                                }
                               for (int i = 0; i < length; i++) {
                                    System.out.println(args[i]);
                               }
                     }
                 }

Output of the program:

Run program with some command line arguments like: 
java CmndLineArguments Mahendra zero one two three

OUTPUT
Command line arguments were passed :
Mahendra
zero
one
two
three

Download source code

                         

[an error occurred while processing this directive]