Indicates whether a field name exists in a document.

Syntax

@IsUnavailable( fieldname )

Parameters

fieldname

The name of a field. Do not enclose the name in quotes.

flag

Boolean
• Returns 1 (True) if the field name is not contained in the document
• Returns 0 (False) if the field name is contained in the document

Use @IsUnavailable to provide default values for fields in documents created with forms that do not include a particular field name.

Caution Do not confuse @IsUnavailable with @Unavailable. @Unavailable deletes fields and can cause serious damage if used unintentionally in place of @IsUnavailable.

Language cross-reference

HasItem method of LotusScript NotesDocument class

hasItem method of Java Document class

Example
See Also

Accessing the current document in the formula language
@IsAvailable

Glossary