Crystallographic Information Framework

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Index

DDL dictionary version 2.1.3

_item.mandatory_code

Name:
'_item.mandatory_code'

Definition:

   
     Signals whether the defined item is mandatory for the proper description
     of its category.

Type: code

Mandatory item: yes


The data value must be one of the following:


yes
required item in this category

no
optional item in this category

implicit
required item but may be determined from context

Category: item