phone2numeric

Convert a phone number with letters into its numeric equivalent.

def phone2numeric(
    phone: string
) - > string

Convert a phone number with letters into its numeric equivalent.

Parameters

Name	Type	Description
phone	string	The phone number string containing letters to be converted into their corresponding keypad digits.

Returns

Type	Description
string	The numeric representation of the phone number, where letters are replaced by digits and non-alphabetic characters remain unchanged.