scan_phone()

Extracts a phone number from a string representing a vCard.

Syntax

scan_phone(
   source STRING,
   type STRING )
  RETURNING phone STRING

source is the vCard string (version 3.0).
type is the type of phone number (HOME, WORK, TEXT, VOICE, FAX, CELL, VIDEO, PAGER, TEXTPHONE, pref).
phone is the phone number found.

Usage

This function parses the vCard string passed as parameter to find phone data according to a type, and returns the phone number in a string.

The function looks for lines starting with the "TEL" keyword.

The second parameter (type) defines is the value of the "TYPE" attribute in an "TELs" line. Values can for example be "HOME", "WORK", "TEXT", "VOICE", "FAX", "CELL", "VIDEO", "PAGER", "TEXTPHONE", "pref". If this parameter is NULL, the phone number with TYPE=pref will be returned. If no preferred phone number exists, the first phone number will be returned.

Example

IMPORT FGL VCard
MAIN
  DEFINE n STRING,
         f TEXT
  LOCATE f IN FILE arg_val(1)
  CALL VCard.scan_phone(f,NULL) RETURNING n
  DISPLAY n
END MAIN