技术问答Java瀹氫箟list鎬庢牱瀹炵幇闅忔満璁块棶 - 扬州沐宇科技

鍦↗ava涓紝鍙互浣跨敤ArrayList绫绘潵瀹炵幇闅忔満璁块棶銆侫rrayList绫绘槸鍩轰簬鏁扮粍瀹炵幇鐨勫姩鎬佹暟缁勶紝鍙互鏍规嵁绱㈠紩鏉ヨ闂叾涓殑鍏冪礌銆?/p>

浠ヤ笅鏄竴涓畝鍗曠ず渚嬶細

import java.util.ArrayList;
import java.util.List;

public class RandomAccessExample {
    public static void main(String[] args) {
        List<String> list = new ArrayList<>();
        
        list.add("Apple");
        list.add("Banana");
        list.add("Orange");
        
        // 闅忔満璁块棶鍏冪礌
        String element = list.get(1); // 鑾峰彇绱㈠紩涓?鐨勫厓绱?/span>
        System.out.println("Element at index 1: " + element);
    }
}

鍦ㄨ繖涓ず渚嬩腑锛屾垜浠垱寤轰簡涓€涓狝rrayList骞跺悜鍏朵腑娣诲姞浜嗗嚑涓厓绱犮€傜劧鍚庯紝鎴戜滑浣跨敤get()鏂规硶閫氳繃绱㈠紩鏉ヨ闂壒瀹氱殑鍏冪礌銆傞€氳繃浣跨敤绱㈠紩鏉ヨ闂厓绱狅紝灏卞疄鐜颁簡闅忔満璁块棶鍔熻兘銆?/p>