Add Functionality: Replace Mask Dynamically

[Armen101]

Prerequisites

• Put an X between the brackets on this line if you have done all of the following:
  • read our Wiki;
  • read the entire Known issues section;
  • checked that my feature request isn't already filled;
  • searched StackOverflow's input-mask tag for similar problems.

Summary

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Motivation

Why are we doing this? What use cases does it support? What is the expected outcome?

Describe the solution you'd like

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Describe alternatives you've considered

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Additional context

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