What is the BitSet.toLongArray() in Java?
Overview
toLongArray() is an instance method of the BitSet, which is used to return the long array that has all the bits in the BitSet object.
Importing the bitset class
The toLongArray method is defined in the BitSet class. The BitSet class is defined in the java.util package. To import the BitSet class, check the following import statement.
import java.util.BitSet;
Syntax
Let’s view the syntax of the method.
public long[] toLongArray()
Parameters
This method has no parameters.
Return value
This method returns a long array.
Code
Let’s run an example that shows the working of the function:
import java.util.Arrays;import java.util.BitSet;public class Main{public static void main(String[] args) {// Create empty BitSet objectBitSet bitSet = new BitSet();// Set the bit at index 2bitSet.set(2);// Get the long array of the Bitset object using the toLongArray()System.out.printf("%s.toLongArray() = %s" , bitSet, Arrays.toString(bitSet.toLongArray()));}}
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