comparison.java

数字比较对输入的两个数据进行比较

import javax.swing.JOptionPane;

public class Comparison{
	public static void main(String args[])
	{
		String firstNumber,secondNumber,result;
		float number1,number2;

		firstNumber=JOptionPane.showInputDialog("Enter first integer:");

		secondNumber=JOptionPane.showInputDialog("Enter second integer:");

		number1=Integer.parseInt(firstNumber);
		number2=Integer.parseInt(secondNumber);

		result="";

		if (number1==number2)
			result=result+number1+"=="+number2;

		if (number1!=number2)
			result=result+number1+"!="+number2;

		if (number1<=number2)
			result=result+"\n"+number1+"<"+number2;

		if (number1>=number2)
			result=result+"\n"+number1+">"+number2;


		JOptionPane.showMessageDialog(null,result,"Comparison Results",JOptionPane.INFORMATION_MESSAGE);

		System.exit(0); //terminate the program
	}
}