ones function Null safety

Array ones(
  1. int num
)

Return a new array of given shape and type, filled with ones.

Parameters

  • num : int that represent the length of the output.

Returns

  • out : Array Array of ones with the given shape, dtype, and order.

See Also

zeros : Return a new array setting values to zero.

References

  1. "numpy.ones". https://docs.scipy.org/doc/numpy-1.15.1/reference/generated/numpy.ones.html. Retrieved 2019-07-15.

Examples

print(ones(5));

/* output:
Array([ 1.0,  1.0,  1.0,  1.0,  1.0])
*/

Implementation

Array ones(int num) {
  if (num <= 0) {
    throw ('num need be igual or greater than 0');
  }

  var space = Array(List<double>.generate(num, (i) => 1.0));

  return space;
}