The following regex expression is used to validate the phone number in the format 999-999-9999
- errors = List:String();
- e = input.no;
- if(e.matches(“[0-9]{3}-[0-9]{3}-[0-9]{4}”)== false)
- {
- errors.add(“Number format is not correct”);
- } …
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What is the Regex expression to validate a phone number in the format 999-999-9999?
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