Java Exercises: Get the value of the environment variable PATH, TEMP, USERNAME
Java Basic: Exercise-90 with Solution
Write a Java program to get the value of the environment variable PATH, TEMP, USERNAME.
Sample Solution:
Java Code:
import java.lang.*;
public class Exercise90 {
public static void main(String[] args)
{
// gets the value of the specified environment variable "PATH"
System.out.println("\nEnvironment variable PATH: ");
System.out.println(System.getenv("PATH"));
// gets the value of the specified environment variable "TEMP"
System.out.println("\nEnvironment variable TEMP: ");
System.out.println(System.getenv("TEMP"));
// gets the value of the specified environment variable "USERNAME"
System.out.println("\nEnvironment variable USERNAME: ");
System.out.println(System.getenv("USERNAME"));
}
}
Sample Output:
Environment variable PATH: /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games :/usr/local/games Environment variable TEMP: null Environment variable USERNAME: null
Flowchart:
Java Code Editor:
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