reverseOrder property
Mask characters in reverse order.
For example, if masking_character is 0, number_to_mask is 14, and
reverse_order is false, then the input string 1234-5678-9012-3456 is
masked as 00000000000000-3456. If masking_character is *,
number_to_mask is 3, and reverse_order is true, then the string
12345 is masked as 12***.
Implementation
core.bool? reverseOrder;