Changelog

Source: NEWS.md

checkstring (development version)

checkstring 0.2.0

CRAN release: 2026-06-29

• is_color_hex() validates hex color strings (#RGB, #RGBA, #RRGGBB, #RRGGBBAA).
• is_ipv6() validates IPv6 address strings, including compressed (::) and IPv4-embedded forms (#18).
• is_iso_date() and is_iso_datetime() validate ISO 8601 date and datetime strings.
• is_mime() validates MIME type strings against the IANA-registered top-level types.

checkstring 0.1.0

CRAN release: 2026-03-05

• Initial CRAN submission.