Extension (Property)

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Extension (Property)

In french: Extension

Available only with these kinds of connection

The Extension property is used to:

get the extension of a data file defined in the data model editor or through programming.
define the extension of a data file (when the file is described through programming only).

Versions 17 and later

This property is now available for iPhone/iPad applications.

New in version 17

This property is now available for iPhone/iPad applications.

Versions 18 and later

This property is now available in Windows Store apps mode.

New in version 18

This property is now available in Windows Store apps mode.

Versions 21 and later

This property is now available in Universal Windows 10 App mode.

New in version 21

This property is now available in Universal Windows 10 App mode.

Example

// Find out the name and full path of the Customer data file
NameAndFullPath is string
NameAndFullPath = Customer.Directory + "\" + ...
Customer.PhysicalName + Customer.Extension
// NameAndFullPath corresponds to "C:\MyFiles\Customer.Fic"

// Define the extension of the AFile file
AFile is File Description
AFile.Name = "CUSTOMER"
AFile.Extension = ".AAA"
// The created file will be named "CUSTOMER.AAA"

Syntax

Finding out the extension of a data file Hide the details

<File extension> = <Data file>.Extension

<File extension>: Character string

Extension of the data file used (preceded by a dot).
Empty string ("") if the data file has no extension.

<Data file>: Character string

Name of the data file used. This name was defined in the data model editor or with the File Description type.

Defining the extension of a data file Hide the details

<Data file>.Extension = <New extension>

<Data file>: Character string

Name of the data file used. This name was defined by the File Description type.

<New extension>: Character string

Extension of the data file used (preceded by a dot).