<mongoGridFS variable>.DeleteFileById (Function)

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<mongoGridFS variable>.DeleteFileById (Function)

In french: <Variable mongoGridFS>.SupprimeFichierParId

Deletes a file identified by its identifier from a MongoDB file system.

Remark: To delete a file identified by its name, use <mongoGridFS variable>.DeleteFile.

Versions 24 and later

This function is now available for WINDEV applications in Linux.

This function is now available for WEBDEV sites in Linux.

New in version 24

This function is now available for WINDEV applications in Linux.

This function is now available for WEBDEV sites in Linux.

This function is now available for WINDEV applications in Linux.

This function is now available for WEBDEV sites in Linux.

Example

gCnxMONGO est une mongoConnexion

fsVV est un mongoGridFS

fsVV.Préfixe = "fs"

fsVV.BaseDeDonnées = gCnxMONGO.BaseDeDonnées[SAI_BASE]

tabFichier = fsVV.ListeFichier()

fic est un mongoGridFSInfoFichier

i est entier

POUR TOUT fic DE tabFichier

 i++

 Trace("-------------------------------------------------------------")

 Trace("n°: " + i)

 Trace("id: " + VariantVersJSON(fic.ID))

 Trace("Nom: " + fic..Nom)

 fsVV.SupprimeFichierParId(fic.ID)

 SI ErreurDétectée ALORS

  Info("Pb dans SupprimeFichierParId: ", ErreurInfo(errComplet))

 FIN

FIN

Syntax

<Result> = <File system>.DeleteFileById(<File identifier>)

<Result>: Boolean

True if the operation was performed,
False if a problem occurred. ErrorInfo is used to identify the error.

<File system>: mongoGridFS variable

Name of the mongoGridFS variable that corresponds to the Mongo file system to use.

<File identifier>: Variant

Identifier of file to delete.

Component: wd260big.dll