Java Array getDouble() Method

by Online Tutorials Library July 22, 2022

Java Array getDouble() Method

The getDouble() method of Array class returns the value of the indexed component in the specified array object, as a double.

Syntax

  public static double getDouble(Object array,  int index)                          throws IllegalArgumentException,                                 ArrayIndexOutOfBoundsException  

Parameter

array – the array

index – the index

Returns

the value of the indexed component in the specified array

Throws

NullPointerException

IllegalArgumentException

ArrayIndexOutOfBoundsException –

Example 1

    //import statement    import java.lang.reflect.Array;   public class ReflectArraygetDoubleExample1 {       public static void main(String[] args)       {           double arr[] = { 1.9, 2.7, 3.9 };            for (int i = 0; i < arr.length; i++) {                   double vl = Array.getDouble(arr, i);               System.out.print(vl + ”  , “);           }       }   }   

Test it Now

Output:

1.9  , 2.7  , 3.9  ,

Example 2

  import java.lang.reflect.Array;    public class ReflectArraygetDoubleExample2 {    public static void main (String args[]) {      double[] arr = new double[]{1.1,2.2,3.3};           double value = Array.getDouble(arr, 1);        System.out.println(value);    }  }  

Test it Now

Output:

2.2

Next TopicJava Array Class

Java Array getDouble() Method

Java Array getDouble() Method

Syntax

Parameter

Returns

Throws

Example 1

Example 2

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