fSizeUncompressed (Function)

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External file management functions

Constants for the external files

Functions for handling directories and external files

Handling the external files

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Summary table: Managing the application directories according to the platform

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fInsertTextAtBeginning

fReadLineRegularExpression

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fSizeUncompressed (Function)

In french: fTailleDécompacté

Returns the size of a file before compression.

When a file is decompressed by fUncompress, we recommend that you to compare the non-compressed size of file with the available disk space.

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.

Example

See additional examples

// Size of file before compression
ResDecompressedSize = fSizeUncompressed("C:\MyDirectories\File.doc")

Syntax

<Result> = fSizeUncompressed(<File path>)

<Result>: Integer

Size of file before compression (in bytes),
-1 if an error occurred. To get the details of the error, use ErrorInfo with the errMessage constant.
-2 if the file was not compressed by fCompress or if the file was compressed by WINDEV version 4 (4.0 or 4.1).

<File path>: Character string

Name and full (or relative) path of compressed file (up to 260 characters). A UNC path can be used. This file must have been compressed by fCompress. The wildcard characters (* and?) are not allowed.
Versions 15 and later
This parameter can be in Ansi or Unicode format.
New in version 15
This parameter can be in Ansi or Unicode format.
This parameter can be in Ansi or Unicode format.

Remarks

Managing errors

fSizeUncompressed throws an error in the following cases:

the specified file does not exist,
the name of the specified file is invalid,
the file is already locked by another application.

Component: wd270std.dll