anchor.diff:  
     return space;
   }
  +
  +@Deprecated('Use createArrayRange instead.')
  +Array arange({int start = 0, int stop = 10, int step = 1}) {
  +  return createArrayRange(start: start, stop: stop, step: step);
  +}
  
positive.code: /// ```dart
  /// import 'package:scidart/src/numdart/numdart.dart';
  ///
  /// print(arange(stop: 3));
  /// print(arange(start: 3, stop: 7))
  /// print(arange(start: 3, stop: 7, step: 2))
  ///
  /// /* output:
  /// Array([0, 1, 2])
  
negative.code: /// Spacing between values. For any output out, this is the distance between two adjacent values, out\[i+1\] - out\[i\]. The default step size is 1. If step is specified as a position argument, start must also be given.
  ///
  /// # Returns:
  /// createArrayRange : \[Array\]
  /// Array of evenly spaced values.
  ///
  /// # References
  