[Name] DATETIME

[Description] Prompts user to enter a date/time value. By default, if the parameter
              is not optional, the current date and time will be shown. A calendar
              pop allows user to pick a date.  Users can also edit the date/time directly by
              clicking the text field and typing in it. Return string
              conforms to STFDate specification of yyyymmddhhmmss.x(+/-)zz.

              The config string is in json.
                  -milliseconds: display the date time with millisecond
                   granularity. False by default
                  -save_in_UTC: save the date time in utc if true, or in the
                   user's local time zone if false. False by default.


In a Transformer (*.fmx) File

   Syntax

      PARAMETER_NAME: <macroName>
      PARAMETER_TYPE: DATETIME <config>
      PARAMETER_PROMPT: <label>
      PARAMETER_DEFAULT: [<defaultValue>]

   Example

      PARAMETER_NAME: TIMESTAMP
      PARAMETER_TYPE: DATETIME "{"milliseconds":true, "save_in_UTC":false}"
      PARAMETER_PROMPT: Date and Time:
      PARAMETER_DEFAULT: 20170111144614.683-07


In a Reader/Writer (*.fmf, *.fmi) File

   Syntax

      [DEFAULT_VALUE <macroName> <defaultValue>]
      GUI DATETIME <macroName> <config> <label>

   Example

      GUI DATETIME TIMESTAMP "{"save_in_UTC":true}" Date and Time: