Write a program that outputs the number of characters, words, and lines in the files that are supplied as command-line arguments.

Question

19-01-2022
Computers and Technology

contestada

Write a program that outputs the number of characters, words, and lines in the files that are supplied as command-line arguments.

Respuesta :

ACCESS MORE ACCESS MORE ACCESS MORE ACCESS MORE

Otras preguntas

Which of the following organizations emerged from a conference held to provide a framework for global economic cooperation after World War II? a. the IRBD and

how does Beowulf's story about the battle with Breca differ from unferth's version of the story ?

A demographic criticism of the growth of American suburbs after World War II was that they lacked cultural diversity limited job possibilities promoted deviance

What is the yamato clan

what moves heat and water around Earth

Which american industry first used machines to do work previously done by hand?

Dave rented a limousine for his wife's birthday. The hourly rate is $80. They used the limousine for 5 hours, plus Dave gave the driver a 10% tip. How much did

The U.S. Constitution establishes a federal system of government. Which statement best describes a federal system of government?

a recipe calls for 2 2/4 cups of raisins, but Julie only has a 1/4 cup measuring cup. How many 1/4 cups does Julie need to measure out 2 2/4 cups of raisins?

Steve and Ed were comparing how much money they earned in a 9 week period. Steve earned $149.53 each week for three weeks. He then earned twice as much each wee

Talanat Talanat · Answer 1 · 2022-01-19T02:11:49+01:00

public class Exercise_13 {

public static void main(String[] args) {

if (args.length != 1) {
System.out.println("Invalid arguments.");
System.out.println("Usage: java Chapter_12.Exercise_13 filename");
System.exit(1);
}
File filename = new File(args[0]);
if (!filename.exists()) {
System.out.println(filename + " does not exist.");
System.exit(2);
}

int characters = 0;
int words = 0;
int lines = 0;

try {
Scanner input = new Scanner(filename);
while (input.hasNext()) {
String s = input.nextLine();
lines++;
characters += s.length();
String[] split = s.split(" ");
for (String word : split) {
words++;
}
}

} catch (FileNotFoundException ex) {
ex.printStackTrace();
}

System.out.println("Characters: " + characters);
System.out.println("Words: " + words);
System.out.println("Lines: " + lines);

}
}