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Barcode.ISBNChecksum

Calculates checksum for ISBN barcodes.

Parameters

Parameter	Description	Example
Text	The text with the numbers for the barcode. Do use text and not number, where starting zeros would be skipped.	"12345"

Result

The checksum as text.

Description

Examples

Calculates checksum for ISBN:

// returns 6 for 9 digit ISBN:
MBS( "Barcode.ISBNChecksum"; "074755100" )

Example result: 6

Calculates checksum for an ISBN 10:

MBS( "Barcode.ISBNChecksum"; "0-306-40615-0" )
# pass any value for the checksum, if you don't know it.

Example result: "2"

Calculate checksum for a ISBN 13:

MBS( "Barcode.ISBNChecksum"; "978-0-306-40615-7" )

Example result: "7"

See also

• Barcode.EANChecksum
• Barcode.UPCChecksum

Blog Entries

• MBS FileMaker Plugin, version 9.4pr5
• MBS FileMaker Plugin 5.0 for OS X/Windows - More than 3000 Functions In One Plugin
• MBS FileMaker Plugin, version 5.0pr9

Release notes

• Version 9.4
  • Changed Barcode.EANChecksum, Barcode.ISBNChecksum and Barcode.UPCChecksum to only use digits and ignore spaces or dashes in input.

Created 26th January 2015, last changed 5th September 2019

Barcode.GetPrimary   -   Barcode.LibVersion

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