How to use regex pattern for text attributes

[arg]

In text

[yevhen]

Please send more details that may help to detect or reproduce this issue (e.g., a link to your site, screenshots, or the error message you get).

[arg]

what is the usage except telephone number
for example in a text field
any example

[yevhen]

Please check this topic How to add phone number in a proper format | HivePress Support

Also, it is possible to test changes in regex here https://www.phpliveregex.com/

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