IsPhoneNumber
Returns a true or false result to indicate whether the string value passed in is a valid phone number. This function uses the same phone number validation as the SMS components of the application.
IsPhoneNumber(1)
| Ordinal | Type | Description |
|---|---|---|
| 1 | string | Required. The phone number to evaluate for validity. |
If the phone number 555-555-5555 is valid, then the function listed next returns a true value. Otherwise, false is returned. For example, a true value is returned for the phone number 555-555-5555.
This function, IsPhoneNumber(), falsely returns true for some phone numbers with a 922 and 926 prefix. When a false number is processed as true, it causes the entire batch to fail for a call.