SCANNER CLASS IN JAVA

Java scanner

import java.util.Scanner;

// import scanner 

Scanner myScanner = new Scanner(System.in); // Make scanner obj

String inputString = myScanner.nextLine(); // Take whole line

boolean inputBoolean = myScanner.nextBoolean(); //Boolean input

long inputLong = myScanner.nextLong(); //Interger,long ... input

Scanner in java

import java.util.Scanner;		//Import Scanner in java

class classname{
  public void methodname(){
    Scanner s_name = new Scanner(System.in);	//Scanner declaration
    //Use Scanner object to take input
    int val1    =  s_name.nextInt();			//int
    float val2  =  s_name.nextFloat();			//float
    double val3 =  s_name.nextDouble();			//double
    string name =  s_name.nextLine();			//string
    char ch     =  s_name.nextLine().charAt(0);	//character
  }}

How to use scanners in java

import java.util.Scanner;

Public class Scanner {
	Public static void main(String[] args) {
    	// Scanner *scanner name here* = new Scanner(System.in);
      	Scanner scan = new Scanner(System.in);
      	System.out.println("Type anything and the scanner will take that input and print it");
      	String next = scan.next();
      	System.out.println(next);
    } 
}

How to use scanner class in java

// import Scanner
import java.util.Scanner;

// Initialize Scanner
Scanner input = new Scanner(System.in);

// Test program with Scanner
System.out.println("What is your name?");
String name = input.nextLine();

System.out.println("Hello," + name + " , it is nice to meet you!");

Scanner_Java

Scanner scanner = new Scanner(System.in);
String myString = scanner.next();
int myInt = scanner.nextInt();
scanner.close();

System.out.println("myString is: " + myString);
System.out.println("myInt is: " + myInt);

Source: hackerrank.com

SCANNER CLASS IN JAVA

The Scanner class from java.util package is used to get input of primitive types such as int, double, and strings. It’s the simplest way to read input in a Java program, but it’s inefficient if you need an input method for situations where time is a factor, such as competitive programming.

Source: codeleaks.io

Similar codes

129 votes461 views5 answers
Java random number between 1 and 10
Java
1 vote294 views1 answer
Breadth first search BST java
Java
2 votes347 views2 answers
Spring boot postgres
Java Spring
1 vote312 views1 answer
Java date to string yyyy-mm-dd
Java
1 vote276 views1 answer
New int [] in java with assigned values
Java
0 vote287 views2 answers
Java wait
Java
1 vote268 views1 answer
How to resize image in android programmatically
Java
-2 votes276 views1 answer
How to add all list elements at once in java
Java
0 vote551 views1 answer
Android java back button closeapp
Java
-1 vote261 views2 answers
Java program to print vowels in a string
Java