expires constant
expires [Expects: https://schema.org/Date, https://schema.org/DateTime]
Date the content expires and is no longer useful or available. For example a {VideoObject
} or {NewsArticle
} whose availability or relevance is time-limited, a {ClaimReview
} fact check whose publisher wants to indicate that it may no longer be relevant (or helpful to highlight) after some date, or a {Certification
} the validity has expired.
Can be used on: https://schema.org/Certification, https://schema.org/CreativeWork
Implementation
static const expires = IriTerm.prevalidated('https://schema.org/expires');