ConstantValueManager.<Constant name >.BeforeWrite

Syntax:

BeforeWrite(<Cancel>)

Parameters:

<Cancel>

Type: Boolean.
Write cancel flag. If this parameter is set to True in the body of the handler procedure, the write transaction will not be completed and the exception is raised.
Default value: False.

Description:

Occurs before constant recording is executed. A handler procedure is called after the recording transaction is begun but before the recording of the constant is begun.

    

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