//测试java5遍历map
Map
map.put("1", "11");
map.put("0", "00");
map.put("2", "22");
map.put("3", "33");
for(String o : ma***eySet()){
Sy***m.out.print("key值为:" + o + ",");
Sy***m.out.println("value值为:" + map.get(o));
}
运行结果:
key值为:1,value值为:11
key值为:0,value值为:00
key值为:2,value值为:22
key值为:3,value值为:33
//测试java5遍历map
Map
map.put(1, "11"); //不用把int型转换成integer咯
map.put(0, "00");
map.put(2, "22");
map.put(3, "33");
for(Integer o : ma***eySet());
Sy***m.out.print("key值为:" + o + ","); //不用把Integer转换成int咯
Sy***m.out.println("value值为:" + map.get(o));
}
运行结果:
key值为:1,value值为:11
key值为:0,value值为:00
key值为:2,value值为:22
key值为:3,value值为:33
本文来自CSDN博客,转载请标明出处:http://blog.csdn.net/juyon/archive/2009/12/30/5103935.aspx
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