public static void main(String[] args) {
final String pig = "length: 10";
final String dog = "length: " + pig.length();
System.out.println("Animals are equal: " + pig == dog);
}
final String pig = "length: 10";
final String dog = "length: " + pig.length();
System.out.println("Animals are equal: " + pig == dog);
}
big和dog不都是 length:10 吗?
结果:false
System.out.println("Animals are equal: " + (pig == dog));
结果:
Animals are equal: false
字符串比较用equals
http://forum.csdn.net/PointForum/SearchTopic.aspx?bigclassid=3d11cb76-8373-401d-9e9a-a6b24dd73eff&smallclassid=3931c03e-b66c-4189-a4f0-210fd9501803&searchtype=big&subject=&username=tteesstt&pb=pb