鍦↗ava涓紝瀹炵幇鍒犻櫎鍔熻兘閫氬父闇€瑕佷互涓嬫楠わ細

1. 鎵惧埌瑕佸垹闄ょ殑鍏冪礌鎴栬褰曘€傝繖鍙互閫氳繃閬嶅巻鍒楄〃鎴栨暟缁勬潵瀹炵幇锛屾壘鍒板尮閰嶇殑鍏冪礌鎴栬褰曘€?/p>

2. 纭畾瑕佸垹闄ゅ厓绱犳垨璁板綍鐨勪綅缃€傚彲浠ヤ娇鐢ㄧ储寮曟垨鍞竴鏍囪瘑绗︽潵纭畾瑕佸垹闄ょ殑鍏冪礌鎴栬褰曠殑浣嶇疆銆?/p>

3. 鍒犻櫎鍏冪礌鎴栬褰曘€備娇鐢ㄩ泦鍚堢被鐨剅emove()鏂规硶鎴栨暟缁勭殑System.arraycopy()鏂规硶鏉ュ垹闄ゅ厓绱犳垨璁板綍銆傚鏋滄槸鍒犻櫎鏁扮粍鍏冪礌锛屽彲浠ュ皢瑕佸垹闄ゅ厓绱犱箣鍚庣殑鍏冪礌鍚戝墠绉诲姩涓€浣嶏紝鐒跺悗灏嗘暟缁勯暱搴﹀噺灏?銆?/p>

浠ヤ笅鏄竴涓娇鐢ˋrrayList鍒犻櫎鍏冪礌鐨勭ず渚嬩唬鐮侊細

import java.util.ArrayList;

public class DeleteExample {
    public static void main(String[] args) {
        // 鍒涘缓涓€涓狝rrayList
        ArrayList<String> list = new ArrayList<>();
        list.add("鍏冪礌1");
        list.add("鍏冪礌2");
        list.add("鍏冪礌3");
        list.add("鍏冪礌4");

        // 瑕佸垹闄ょ殑鍏冪礌
        String elementToRemove = "鍏冪礌2";

        // 鎵惧埌瑕佸垹闄ゅ厓绱犵殑绱㈠紩
        int index = list.indexOf(elementToRemove);

        // 濡傛灉鎵惧埌浜嗚鍒犻櫎鐨勫厓绱?/span>
        if (index != -1) {
            // 鍒犻櫎鍏冪礌
            list.remove(index);
            System.out.println("鍒犻櫎鎴愬姛");
        } else {
            System.out.println("鏈壘鍒拌鍏冪礌");
        }

        // 杈撳嚭鍒犻櫎鍏冪礌鍚庣殑ArrayList
        System.out.println(list);
    }
}

杩欐浠ｇ爜涓紝鎴戜滑鍒涘缓浜嗕竴涓狝rrayList骞跺悜鍏朵腑娣诲姞浜嗕竴浜涘厓绱犮€傜劧鍚庯紝鎴戜滑瀹氫箟浜嗚鍒犻櫎鐨勫厓绱犲苟浣跨敤indexOf()鏂规硶鎵惧埌浜嗗畠鐨勭储寮曘€傜劧鍚庯紝鎴戜滑浣跨敤remove()鏂规硶鍒犻櫎浜嗚鍏冪礌锛屽苟杈撳嚭鍒犻櫎鍏冪礌鍚庣殑ArrayList銆?/p>