JAVA 遍历Map所有元素

Java代码

//JDK1.5
Map  m  =  new HashMap();
  for   (Object o  : map.keySet()){
          map.get(o);
  }

JDK1.4

Map map =  new HashMap()   ;

  Iterator   it   =   map.entrySet().iterator()   ;
  while   (it.hasNext())
  {
  Map.Entry   entry   =   (Map.Entry)   it.next()   ;
  Object   key   =   entry.getKey()   ;
  Object   value   =   entry.getValue()   ;
  }