Clones two dimensional float array

 
public class Main {
  public static float[][] clone(final float[][] array) {
      if (array == null) {
          return null;
      }
      final float[][] result = new float[array.length][];
      System.arraycopy(array, 0, result, 0, array.length);

      for (int i = 0; i < array.length; i++) {
          final float[] child = array[i];
          final float[] copychild = new float[child.length];
          System.arraycopy(child, 0, copychild, 0, child.length);
          result[i] = copychild;
      }

      return result;

  }

}