享學(xué)課堂-移動(dòng)互聯(lián)網(wǎng)架構(gòu)開發(fā)3期
public void traversalForKeySet() {
? ? ? ?for (String key : map.keySet()) {
? ? ? ? ? ?System.out.println("The key: " + key + ", the value: " + map.get(key));
? ? ? ?}
? ?}
? ?public void traversalForIterator() {
? ? ? ?Iterator<Entry<String, String>> iterator = map.entrySet().iterator();
? ? ? ?while (iterator.hasNext()) {
? ? ? ? ? ?Entry<String, String> entry = iterator.next();
? ? ? ? ? ?System.out.println("The key: " + entry.getKey() + ", the value: " + entry.getValue());
? ? ? ?}
? ?}
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