how to take input in java
Scanner sc = new Scanner(System.in); // Create a Scanner object
String userName = sc.nextLine();//read input string
int age = sc.nextInt(); //read input integer
long mobileNo = sc.nextLong(); //read input long
double cgpa = sc.nextDouble(); //read input double
System.out.println(userName);//outputhow to get user input in java
import java.util.*;
class UserInputDemo
{
public static void main(String[] args)
{
Scanner sc= new Scanner(System.in); //System.in is a standard input stream
System.out.print("Enter first number- ");
int a= sc.nextInt();
System.out.print("Enter second number- ");
int b= sc.nextInt();
System.out.print("Enter third number- ");
int c= sc.nextInt();
int d=a+b+c;
System.out.println("Total= " +d);
}
} how to input in java
import java.util.Scanner;
...
Scanner console = new Scanner(System.in);
int num = console.nextInt();
console.nextLine() // to take in the enter after the nextInt()
String str = console.nextLine();how to read input in java
//For continues reading a line
import java.util.Scanner;
Scanner in = new Scanner(System.in);
while(in.hasNextLine()) {
String line = in.nextLine();
System.out.println("Next line is is: " + line);
}read input in java
3 ways to read input from console in java
-----------------------------
1. Using BufferedReader Class
2. Using Scanner Class
3. Using Console Class
//bufferedreader class
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
...
public static void main(String[] args) throws IOException
...
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
String name = reader.readLine();
//Scanner class
import java.util.Scanner;
...
String name = new Scanner(System.in);
//Console class:
String name = Syste.console().readLine();java how to read in userinput
import java.util.Scanner; // Import the Scanner class
class Main {
public static void main(String[] args) {
Scanner myObj = new Scanner(System.in); // Create a Scanner object
System.out.println("Enter username");
String userName = myObj.nextLine(); // Read user input
System.out.println("Username is: " + userName); // Output user input
}
}Copyright © 2021 Codeinu
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