Functions Reference

Container functions
F
ILEMAKER FUNCTIONS REFERENCE 47
GetThumbnail
Purpose
Returns a thumbnail image of the content in a container field, according to a specified height and
width.
Format
GetThumbnail(field;width;height)
Parameters
field - any text, number, date, time, timestamp, or container field; or any text expression or
numeric expression.
width - the width for the thumbnail.
height - the height for the thumbnail.
Data type returned
container
Originated in
FileMaker Pro 12.0
Description
Returns an image that’s stored in a container field according to specified values for width and height.
The thumbnail image always maintains the proportions of the original image.
Note If the field parameter does not specify a field that contains image data, field must
evaluate to the file path of an image. See Creating file paths.
Example 1
Exports a thumbnail with a maximum height and width of 50 points.
Set Field [Invoices::ExportContainer ; GetThumbnail ( Invoices::Container
; 50 ; 50 )

Export Field Contents [Invoices::ExportContainer]
Example 2
Creates a thumbnail, exports it, and attaches it to an email.
Set Field [Invoices::ExportContainer; GetThumbnail ( Invoices::Container
; 50 ; 50 )

Set Variable [$ATTACHMENT; Value:Get ( TemporaryPath ) &
GetContainerAttribute ( Invoices::ExportContainer ; "filename" )]

Export Field Contents [Invoices::ExportContainer; "$ATTACHMENT"]
Send Mail [Send via E-mail Client; To: Customers::Email; "$ATTACHMENT"]