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for(String attribute : list) {
System.out.println(attribute);
}
æ¹æ³äºï¼for循ç¯
for(int i = 0 ; i < list.size() ; i++) {
system.out.println(list.get(i));
}
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Iterator it = list.iterator();
while(it.hasNext()) {
System.ou.println(it.next);
}