intern在JDK1.6和1.7区别

在JDK1.6中，执行s.intern()操作时，如果常量池中没有与s相同值的字符串，则会重新创建一个字符串对象，并将其放入常量池中。这样的话，常量池中的字符串对象与原来的s对象并不相等。这就是JDK1.6和JDK1.7在使用intern()方法时的区别。<em>1</em><em>2</em><em>3</em>
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