VARLEN()

  Short:
  ------
  VARLEN() Returns length of a variable  of any type

  Returns:
  --------
  <nLength> => Length of variable

  Syntax:
  -------
  Varlength(expX)

  Description:
  ------------
  Converts expX to character with VAR2CHAR() and then
  returns its length

  Examples:
  ---------
   VARLEN(123.45)    //returns 6

   VARLEN(.F.)       //returns 3

   VARLEN(DATE())  //returns 8

  Source:
  -------
  S_VARLEN.PRG