//! # Duration value
//!
//! The decoded duration value kind.
//!
//! Backs `DURATION` and the duration form of other properties (RFC 5545 3.3.6):
//! an ISO 8601 duration such as `P15DT5H0M20S` or `-P1D`, always prefixed by `P`
//! (with an optional leading sign). The value is kept as its raw text; the crate
//! does not parse it into day/hour/minute/second components.
use ;
/// A decoded duration value (ISO 8601 `P...`), kept as its raw text.
;