www.pudn.com > ThinkinginJava4thEdition(SourceCode).zip > FillingArrays.java

//: arrays/FillingArrays.java 
// Using Arrays.fill() 
import java.util.*; 
import static net.mindview.util.Print.*; 
 
public class FillingArrays { 
  public static void main(String[] args) { 
    int size = 6; 
    boolean[] a1 = new boolean[size]; 
    byte[] a2 = new byte[size]; 
    char[] a3 = new char[size]; 
    short[] a4 = new short[size]; 
    int[] a5 = new int[size]; 
    long[] a6 = new long[size]; 
    float[] a7 = new float[size]; 
    double[] a8 = new double[size]; 
    String[] a9 = new String[size]; 
    Arrays.fill(a1, true); 
    print("a1 = " + Arrays.toString(a1)); 
    Arrays.fill(a2, (byte)11); 
    print("a2 = " + Arrays.toString(a2)); 
    Arrays.fill(a3, 'x'); 
    print("a3 = " + Arrays.toString(a3)); 
    Arrays.fill(a4, (short)17); 
    print("a4 = " + Arrays.toString(a4)); 
    Arrays.fill(a5, 19); 
    print("a5 = " + Arrays.toString(a5)); 
    Arrays.fill(a6, 23); 
    print("a6 = " + Arrays.toString(a6)); 
    Arrays.fill(a7, 29); 
    print("a7 = " + Arrays.toString(a7)); 
    Arrays.fill(a8, 47); 
    print("a8 = " + Arrays.toString(a8)); 
    Arrays.fill(a9, "Hello"); 
    print("a9 = " + Arrays.toString(a9)); 
    // Manipulating ranges: 
    Arrays.fill(a9, 3, 5, "World"); 
    print("a9 = " + Arrays.toString(a9)); 
  } 
} /* Output: 
a1 = [true, true, true, true, true, true] 
a2 = [11, 11, 11, 11, 11, 11] 
a3 = [x, x, x, x, x, x] 
a4 = [17, 17, 17, 17, 17, 17] 
a5 = [19, 19, 19, 19, 19, 19] 
a6 = [23, 23, 23, 23, 23, 23] 
a7 = [29.0, 29.0, 29.0, 29.0, 29.0, 29.0] 
a8 = [47.0, 47.0, 47.0, 47.0, 47.0, 47.0] 
a9 = [Hello, Hello, Hello, Hello, Hello, Hello] 
a9 = [Hello, Hello, Hello, World, World, Hello] 
*///:~