技术问答java闆嗗悎閬嶅巻鍒犻櫎鎸囧畾鍏冪礌鎬庝箞瀹炵幇 - 扬州沐宇科技

鍦↗ava闆嗗悎涓亶鍘嗗苟鍒犻櫎鎸囧畾鐨勫厓绱狅紝鍙互浣跨敤杩唬鍣ㄦ潵瀹炵幇銆備互涓嬫槸鍏蜂綋鐨勬楠わ細

鍒涘缓涓€涓凯浠ｅ櫒瀵硅薄锛屼娇鐢ㄩ泦鍚堢殑iterator()鏂规硶鑾峰彇杩唬鍣ㄣ€?/p>
浣跨敤hasNext()鏂规硶鍒ゆ柇鏄惁杩樻湁涓嬩竴涓厓绱犮€?/p>
浣跨敤next()鏂规硶鑾峰彇涓嬩竴涓厓绱犮€?/p>
浣跨敤remove()鏂规硶鍒犻櫎鎸囧畾鐨勫厓绱犮€?/p>

涓嬮潰鏄竴涓ず渚嬩唬鐮侊細

List<String> list = new ArrayList<>();
list.add("apple");
list.add("banana");
list.add("orange");
list.add("apple");
Iterator<String> iterator = list.iterator();
while (iterator.hasNext()) {
String element = iterator.next();
if (element.equals("apple")) {
iterator.remove();
}
}
System.out.println(list);

杩愯缁撴灉涓猴細[banana, orange]銆?/p>

杩欓噷閫氳繃閬嶅巻闆嗗悎锛屼娇鐢ㄨ凯浠ｅ櫒鏉ュ垹闄や簡鎵€鏈夊€间负"apple"鐨勫厓绱犮€?/p>