Reference > Functions reference > Container functions > VerifyContainer
 

VerifyContainer

Returns 0 (false) if container data was changed or deleted outside FileMaker; otherwise, returns 1 (true).

Format 

VerifyContainer ( field )

Parameters 

field - any text, number, date, time, timestamp, or container field; or any text expression or numeric expression.

Data type returned 

text

Originated in 

FileMaker Pro 12.0

Description 

Returns a Boolean value representing the validity of data stored externally in a container field:

0 (False) if files saved externally were modified or deleted.

1 (True) if no changes or deletions occurred.

Returns ? if the specified field is not a container field.

Related topics 

Functions reference (category list)

Functions reference (alphabetical list)

About formulas

About functions

Defining calculation fields

Using operators in formulas