public static void main(String[] args) {
int[] arr = {1994,1992,1993,1994,1995,1995,1997};
// 遍历输出
System.out.println(Arrays.toString(arr));
// 排序方法
Arrays.sort(arr);
System.out.println(Arrays.toString(arr));
// 二分法查找方法
int index = Arrays.binarySearch(arr, 1997);
System.out.println(index);
// arraycopy方法
int[] dest = {1996, 1998, 1999};
System.arraycopy(arr, 1, dest, 0 ,3);
System.out.println(Arrays.toString(dest));
// 复制数组
int[] newArr1 = Arrays.copyOf(arr, arr.length);
System.out.println(Arrays.toString(newArr1));
// 数组扩容
int[] newArr2 = Arrays.copyOf(arr, arr.length + 1);
System.out.println(Arrays.toString(newArr2));
// 缩小数组的容量
int[] newArr3 = Arrays.copyOf(arr, arr.length - 2);
System.out.println(Arrays.toString(newArr3));
// 填充数组
Arrays.fill(arr, 2000);
System.out.println(Arrays.toString(arr));
// 填充数组
Arrays.fill(arr, 1996, 1998, 1999);
System.out.println(Arrays.toString(arr));
int[] copyArr = Arrays.copyOfRange(arr, 1996, 1999);
System.out.println(Arrays.toString(copyArr));
int[] arr1 = {1994,1992,1993,1994,1995,1995,1997};
int[] arr2 = {1994,1992,1993,1994,1995,1995,1997};
System.out.println(Arrays.equals(arr1, arr2));
}
}
