<Connection variable>.FileExist (Function)

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<Connection variable>.FileExist (Function)

In french: <Variable Connexion>.FichierExiste

Used to find out if a data file exists, i.e. if it has been physically created (<Source>.Creation or <Source>.CreationIfNotFound).

Remark: The substitutions currently performed on the data file (by HSubstDir, <Source>.ChangeDir and <Source>.ChangeName) are taken into account.

Versions 17 and later

This function is now available for iPhone/iPad applications.

New in version 17

This function is now available for iPhone/iPad applications.

Versions 18 and later

This function is now available in Windows Store apps mode.

New in version 18

This function is now available in Windows Store apps mode.

Versions 21 and later

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

New in version 21

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

Remark: From version 19, HFSQL is the new name of HyperFileSQL.

Versions 22 and later

This function is now available in Android Widget mode.

This function is now available for the Java applications.

This function is now available for Android applications.

New in version 22

This function is now available in Android Widget mode.

This function is now available for the Java applications.

This function is now available for Android applications.

This function is now available in Android Widget mode.

This function is now available for the Java applications.

This function is now available for Android applications.

Example

// Describe the connection
MyConnection is Connection

// Check whether a Client/Server data file exists
IF MyConnection.FileExist("MyFile.FIC") = True THEN
// Processes
...
END

Checking the existence of a data file in HFSQL Client/Server Hide the details

<Result> = <Connection>.FileExist(<Physical file>)

<Result>: Boolean

True if the physical data file exists on the server,
False otherwise.

<Connection>: Connection variable

Name of the Connection variable that describes the connection associated with the data file.

<Physical file>: Character string (with quotes)

Physical name of sought data file. The file extension must be specified ("Customer.fic" for example).

Remarks

<Connection variable>.FileExist can be used no matter whether the data file is opened or not.
<Connection variable>.FileExist does not open the data file if it is closed.

Component : wd250hf.dll