技术问答java涓璸air鎬庝箞浣跨敤 - 扬州沐宇科技

鍦↗ava涓紝Pair锛堝锛夋槸涓€涓敤浜庡瓨鍌ㄤ袱涓璞＄殑鏁版嵁缁撴瀯銆傝浣跨敤Pair锛屽彲浠ユ寜鐓т互涓嬫楠よ繘琛屾搷浣滐細

瀵煎叆Pair绫绘墍鍦ㄧ殑鍖咃紙閫氬父鏄?code>org.apache.commons.lang3.tuple锛夛細

import org.apache.commons.lang3.tuple.Pair;

鍒涘缓Pair瀵硅薄骞舵寚瀹氫袱涓璞＄殑鍊硷細

Pair<String, Integer> pair = Pair.of("hello", 10);

鑾峰彇Pair涓殑鍊硷細

String firstValue = pair.getLeft();
Integer secondValue = pair.getRight();

鎴栬€呭彲浠ヤ娇鐢?code>getFirst()鍜?code>getSecond()鏂规硶鏉ヨ幏鍙栧€笺€?/p>

鍙互閫氳繃淇敼Pair瀵硅薄鐨勫€兼潵鏇存柊鍏朵腑鐨勫€硷細

pair.setLeft("world");
pair.setRight(20);

瀹屾暣绀轰緥锛?/p>

import org.apache.commons.lang3.tuple.Pair;

public class PairExample {
    public static void main(String[] args) {
        Pair<String, Integer> pair = Pair.of("hello", 10);
        
        String firstValue = pair.getLeft();
        Integer secondValue = pair.getRight();
        System.out.println("First value: " + firstValue);  // 杈撳嚭锛欶irst value: hello
        System.out.println("Second value: " + secondValue);  // 杈撳嚭锛歋econd value: 10
        
        pair.setLeft("world");
        pair.setRight(20);
        
        firstValue = pair.getLeft();
        secondValue = pair.getRight();
        System.out.println("First value: " + firstValue);  // 杈撳嚭锛欶irst value: world
        System.out.println("Second value: " + secondValue);  // 杈撳嚭锛歋econd value: 20
    }
}