2.2.8.3.3.3 Child Elements
Customization: Provides an arbitrary XML document to provide vendor extensibility.
CHOICES: A set of CHOICE string elements that represent a list of available choices for a field. The reader MUST ignore CHOICES if the Type attribute is not Choice or MultiChoice. The writer SHOULD omit CHOICES if the Type attribute is not Choice or MultiChoice.<6>
Default: Default value of instances of data for this field in a list item. The reader MUST ignore this element when the DefaultFormula element is present and not empty.
DefaultFormula: Formula used to calculate the default value for this field in a list item.
DisplayBidiPattern: The implementation-specific XML that specifies the rendering of a Computed field to be used for a site with a locale identifier that specifies a bidirectional read order. A reader MUST ignore DisplayBidiPattern if the Type attribute is not Computed. The writer SHOULD omit DisplayBidiPattern if the Type attribute is not Computed.<7>
DisplayPattern: The implementation-specific XML that specifies the rendering of a Computed field. A reader MUST ignore DisplayPattern if the Type attribute is not Computed. The writer SHOULD omit DisplayPattern if the Type attribute is not Computed.<8>
FieldRefs: Specifies fields needed to render DisplayPattern or DisplayBidiPattern. DisplayPattern and DisplayBidiPattern MUST NOT use fields not listed in this element.
Formula: Formula used to calculate a value for a list item based on the value of other fields in the list. Reader MUST ignore Formula if the Type attribute is not Calculated. Writer SHOULD omit Formula if the Type attribute is not Calculated.<9>
FormulaDisplayNames: The Formula element formatted according to the regional settings of the site.
MAPPINGS: A set of MAPPING string elements that represents a canonical, language-agnostic identifier for a corresponding CHOICE with the value specified by the MAPPING element. The reader MUST ignore MAPPINGS if the Type attribute is not Choice or MultiChoice. The writer SHOULD omit MAPPINGS if the Type attribute is not Choice or MultiChoice.<10>
ParserRefs: Specifies alternate names for the field when accessed by the parsers listed in child elements of this element.
Validation: The implementation-specific XML that specifies the validation criteria to be used for items in this list.