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package chapter9;
import java.util.*;
public class ArraysDemo {
public static void main(String[] args) {
int[] arrs = { 3, 93, 343, 34, 22, 55, 44, 67, 89, 0 };
for (int i = 0; i < arrs.length; i++)
System.out.println("before arrs is " + arrs[i]);
// sort static method
Arrays.sort(arrs, 3, 6);
for (int i = 0; i < arrs.length; i++)
System.out.println("after arrs at " + i + " is " + arrs[i]);
// binarySearch static method
int index = Arrays.binarySearch(arrs, 55);
System.out.println("the 55 at " + index);
Arrays.sort(arrs);
for (int i = 0; i < arrs.length; i++)
System.out.println("now arrs at " + i + " is " + arrs[i]);
// String array
String[] arrStr = new String[8];
for (int i = 0; i < 8; i++) {
arrStr[i] = new String(String.valueOf(i));
}
// asList static method
List<String> listarr = Arrays.asList(arrStr);
Iterator<String> iter = listarr.iterator();
for (; iter.hasNext();) {
System.out.println("the element is " + iter.next());
}
}
}