Question: What would be good input masks for the data items? Example: Sample Input Masks (000)000-0000

  1. What would be good input masks for the data items?

Example: Sample Input Masks

(000)000-0000 <== digits with 0s are mandatory and must be a number.

(999)000-0000 <== digits with 9s are optional and must be a number.

(000)AAA-AAAA <== digits with As are mandatory and can be a number or a letter

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