public class ArrayUtil {
	public static void main(String[] args) {
		int[] arr = new int[] { 2, 3, 5, 7, 11, 13, 17, 19 };
		array.showArray(arr);// 遍历
	}
}
class Array {
	// 遍历数组元素
	public void showArray(int[] i) {
		System.out.print("数组遍历："); 
        //System.out.print("数组遍历：" + "\t");
		for (int a = 0; a < i.length; a++) {
			System.out.print(i[a] + "\t");
		}
		System.out.println();
	}
}