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Check the given character is Number or Not
Program
class Main
{
public static void main(String args[])
{
char ch='9';
if(ch>='0' && ch<='9')
{
System.out.println("Number ");
}
else
{
System.out.println("Not a Number ");
}
}
}
Using CommandLine Arguments
class Main
{
public static void main(String args[])
{
char ch;
ch=args[0].charAt(0);
if(ch>='0' && ch<='9')
{
System.out.println("Number ");
}
else
{
System.out.println("Not a Number ");
}
}
}
Using Scanner
import java.util.*;
class Main
{
public static void main(String args[])
{
char ch;
Scanner s=new Scanner(System.in);
System.out.println("Enter ch Value");
ch=s.next().charAt(0);
if(ch>='0' && ch<='9')
{
System.out.println("Number ");
}
else
{
System.out.println("Not a Number ");
}
}
}
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