import java.util.ArrayList;
public class Test {
public static void main(String[] args) {
ArrayList<String> oar = new ArrayList<String>();
ArrayList<String> oar2 = new ArrayList<String>();
oar2.add(0,"common1");
oar2.add(1,"common2");
oar2.add(2,"notcommon");
oar2.add(3,"notcommon1");
oar.add(0,"common1");
oar.add(1,"common2");
System.out.println("oar 的数组元素:"+oar);
System.out.println("oar2 的数组元素:"+oar2);
System.out.println("oar 是否包含字符串common2? : "
+oar.contains("common2"));
System.out.println("oar2 是否包含数组 oar? :"
+oar2.contains(oar) );
}
}
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