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java涓璿ector鎬庝箞浣跨敤

扬州沐宇科技
2023-10-26 03:42:25
Java vector

鍦↗ava涓紝Vector鏄竴绉嶅姩鎬佹暟缁勶紝鍙互鐢ㄤ簬瀛樺偍鍜屾搷浣滃璞°€備笅闈㈡槸浣跨敤Vector鐨勪竴浜涘父鐢ㄦ搷浣滐細

  1. 瀵煎叆Vector绫伙細棣栧厛闇€瑕佸湪浠g爜涓鍏ector绫伙紝鍙互浣跨敤浠ヤ笅璇彞锛?/li>
import java.util.Vector;
  1. 鍒涘缓Vector瀵硅薄锛氬彲浠ヤ娇鐢ㄦ棤鍙傛瀯閫犲嚱鏁板垱寤轰竴涓┖鐨刅ector瀵硅薄锛屼篃鍙互浣跨敤甯︽湁鍒濆瀹归噺鐨勬瀯閫犲嚱鏁板垱寤轰竴涓叿鏈夋寚瀹氬垵濮嬪閲忕殑Vector瀵硅薄锛屼緥濡傦細
Vector<String> vector = new Vector<String>();
Vector<Integer> vector = new Vector<Integer>(10);
  1. 娣诲姞鍏冪礌锛氬彲浠ヤ娇鐢╝dd()鏂规硶灏嗗厓绱犳坊鍔犲埌Vector涓紝渚嬪锛?/li>
vector.add("Element 1");
vector.add("Element 2");
vector.add("Element 3");
  1. 鑾峰彇鍏冪礌锛氬彲浠ヤ娇鐢╣et()鏂规硶鏍规嵁绱㈠紩鑾峰彇Vector涓殑鍏冪礌锛岀储寮曚粠0寮€濮嬶紝渚嬪锛?/li>
String element = vector.get(0);
  1. 淇敼鍏冪礌锛氬彲浠ヤ娇鐢╯et()鏂规硶鏍规嵁绱㈠紩淇敼Vector涓殑鍏冪礌锛屼緥濡傦細
vector.set(0, "New Element");
  1. 鍒犻櫎鍏冪礌锛氬彲浠ヤ娇鐢╮emove()鏂规硶鏍规嵁绱㈠紩鎴栧€煎垹闄ector涓殑鍏冪礌锛屼緥濡傦細
vector.remove(0);
vector.remove("Element 1");
  1. 鑾峰彇Vector鐨勫ぇ灏忥細鍙互浣跨敤size()鏂规硶鑾峰彇Vector涓厓绱犵殑鏁伴噺锛屼緥濡傦細
int size = vector.size();
  1. 閬嶅巻Vector锛氬彲浠ヤ娇鐢╢or寰幆鎴栬凯浠e櫒閬嶅巻Vector涓殑鍏冪礌锛屼緥濡傦細
for (String element : vector) {
    System.out.println(element);
}

// 鎴栬€呬娇鐢ㄨ凯浠e櫒
Iterator<String> iterator = vector.iterator();
while (iterator.hasNext()) {
    String element = iterator.next();
    System.out.println(element);
}

杩欎簺鏄娇鐢╒ector鐨勪竴浜涘熀鏈搷浣滐紝杩樻湁鍏朵粬鏇撮珮绾х殑鎿嶄綔鍜屾柟娉曞彲浠ユ牴鎹渶瑕佽繘涓€姝ユ帰绱€?/p>

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