String s = "a";与String s = new String("a")的区别

字符串s = quota quot；String s =新字符串( quota quot)String s = " a quot；String s =新字符串( quota quot):String s = " a quot，将从字符串常量池中找到对象“a ”,但是新字符串( quota quot)会从字符串常量池中寻找吗？如果字符串常量池中不存在“A”对象，则新字符串