更新client ip属性

This commit is contained in:
wanglihui
2020-07-13 20:00:59 +08:00
parent 705ed03926
commit c9010b2605
9 changed files with 142 additions and 77 deletions

View File

@@ -1,5 +1,6 @@
package cn.ac.iie;
import java.util.ArrayList;
import java.util.Arrays;
public class ArrayTest {
@@ -8,6 +9,17 @@ public class ArrayTest {
long[] longs1 = new long[7];
System.arraycopy(longs, 0, longs1, 1, longs.length - 1);
longs1[0] = 8;
System.out.println(Arrays.toString(longs1));
// System.out.println(Arrays.toString(longs1));
ArrayList<Long> longs2 = new ArrayList<>();
longs2.add(3L);
longs2.add(34L);
longs2.add(312L);
longs2.add(12433L);
longs2.add(34L);
longs2.add(4124L);
System.out.println(longs2.subList(0,3).size());
System.out.println(longs2.subList(0,3).get(3));
}
}