zipNbPartNeeded (Function)

ONLINE HELP
WINDEV, WEBDEV AND WINDEV MOBILE

Version:

Home | Sign in | English

Archive management functions

Archiving functions (management of ZIP, WDZ, CAB, RAR, 7z, TAR and TGZ (TAR.GZ))

Constants for the archiving functions

The archives

The single-part and multi-part archives

zipAddDirectory (Example)

zipChangePath (Example)

zipCreateExe (Example)

zipCreateExe

zipCurrentFile (Example)

zipCurrentFile

zipDeleteAll (Example)

zipDeleteAll

zipDeleteFile (Example)

zipDeleteFile

zipDeleteFileList

zipExist

zipExtractAll (Example)

zipExtractAll

zipExtractDirectory

zipExtractFile (Example)

zipExtractFile

zipExtractFileList

zipExtractPath (Example)

zipExtractPath

zipFileSize (Example)

zipFileSize

zipFilter

zipFindFile (Example)

zipFindFile

zipInfoFile (Example)

zipInfoFile

zipIsMulti (Example)

zipIsMulti

zipListFile (Example)

zipListFile

zipMerge (Example)

zipMerge

zipMsgError (Example)

zipNbPartNeeded (Example)

Splitting an archive
Multi-part archive

WINDEV

WEBDEV

WINDEV Mobile

Others

See also

zipNbPartNeeded (Function)

In french: zipNbPartieNécessaire

Returns the number of parts of a given size required to split a single-part archive.

Remark: This function is available for the archives in ZIP and WDZ format only.

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 26 and later

This function is now available in Android widget mode.

This function is now available for Android applications.

New in version 26

This function is now available in Android widget mode.

This function is now available for Android applications.

This function is now available in Android widget mode.

This function is now available for Android applications.

Example

MyArchive is zipArchive
// Open an archive
ResOpenArchive = zipOpen(MyArchive, "C:\MyArchives\Archive.zip")

IF ResOpenArchive = 0 THEN
...
// Number of parts (1.4 MB) required to contain the archive
ResNbNecessaryParts = zipNbPartNeeded(MyArchive, 1400*1024)
Info("To split this archive, " + ResNbNecessaryParts + ...
" part(s) of 1.4 MB are required")
...
END

Syntax

<Result> = zipNbPartNeeded(<Archive> , <Size of parts>)

<Result>: Integer

Number of parts of a given size required to contain an archive.

<Archive>: Character string or zipArchive variable

Name of the archive to be used.
This name can correspond to:
the name of an archive, defined by zipOpen or zipCreate.
Versions 15 and later
the name of a variable of type zipArchive.
New in version 15
the name of a variable of type zipArchive.
the name of a variable of type zipArchive.
Versions 26 and later
zipArchive variables are now available.
New in version 26
zipArchive variables are now available.
zipArchive variables are now available.

<Size of parts>: Integer

Size of parts in bytes. The default size is equal to 1.44 MB (1400*1024 bytes). The minimum size is equal to 300 KB for each part (300*1024 bytes).

Remarks

Splitting an archive

A multi-part archive is created by zipSplit. zipNbPartNeeded is used to determine the number of parts required to split the archive.

Multi-part archive

Using zipNbPartNeeded on a multi-part archive allows you to calculate the number of parts required for a new splitting.

Business / UI classification: Business Logic

Component: wd270zip.dll