great.java

JAVA学习源代码,大家可以好好参考,请多提宝贵意见

public class Great
{
	public static void main(String args[])
	{
		String a="Java is great.";
		String b=a;//.toString();
		if(a==a)
		System.out.println("A is the same as B.");
		else
		System.out.println("A is NOT the same as B.");
    if(a.equals(b))
		System.out.println("A equals B.");
		else
		System.out.println("A idoes not equal B.");
	}
}