Check if a Number is Positive or Negative using if else
public class PositiveNegative {
public static void main(String[] args) {
double number = 12.3;
// true if number is less than 0
if (number < 0.0)
System.out.println(number + " is a negative number.");
// true if number is greater than 0
else if ( number > 0.0)
System.out.println(number + " is a positive number.");
// if both test expression is evaluated to false
else
System.out.println(number + " is 0.");
}
}