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Stored procedures
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
iPhone/iPad This function is now available for iPhone/iPad applications.
New in version 17
iPhone/iPad This function is now available for iPhone/iPad applications.
iPhone/iPad This function is now available for iPhone/iPad applications.
Versions 18 and later
Universal Windows 10 App This function is now available in Windows Store apps mode.
New in version 18
Universal Windows 10 App This function is now available in Windows Store apps mode.
Universal Windows 10 App This function is now available in Windows Store apps mode.
Versions 21 and later
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
New in version 21
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Universal Windows 10 App 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
Android Widget This function is now available in Android widget mode.
Java This function is now available for Java applications.
Android This function is now available for Android applications.
New in version 22
Android Widget This function is now available in Android widget mode.
Java This function is now available for Java applications.
Android This function is now available for Android applications.
Android Widget This function is now available in Android widget mode.
Java This function is now available for Java applications.
Android This function is now available for Android applications.
Example
// Test de l'existence du fichier de données "Client"
SI Client.FichierExiste() = Vrai ALORS
// Traitements
...
FIN
Syntax

Checking the existence of a data file, query or view Hide the details

<Result> = <Source>.FileExist()
<Result>: Boolean
  • True if the physical file exists,
  • False otherwise.
<Source>: Type corresponding to the specified source
Name of the element to be used:
  • Name of data file.
  • Name of view or query.
Remarks
  • <Source>.FileExist can be used no matter whether the data file is opened or not.
  • The <Source>.FileExist function does not open the data file if it is closed.
Component: wd270hf.dll
Minimum version required
  • Version 25
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