{"id":15360888,"url":"https://github.com/takagi/calendar-date","last_synced_at":"2026-02-05T00:35:00.060Z","repository":{"id":56515010,"uuid":"42176885","full_name":"takagi/calendar-date","owner":"takagi","description":"Gregorian calendar date library in Common Lisp.","archived":false,"fork":false,"pushed_at":"2020-11-03T04:05:27.000Z","size":30,"stargazers_count":8,"open_issues_count":0,"forks_count":1,"subscribers_count":3,"default_branch":"master","last_synced_at":"2025-07-09T16:53:09.088Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":"","language":"Common 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unexpected eof while reading","robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":false,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":[],"created_at":"2024-10-01T12:52:08.500Z","updated_at":"2026-02-05T00:35:00.024Z","avatar_url":"https://github.com/takagi.png","language":"Common Lisp","readme":"# Calendar-date\n\n**The project is planed to be on top of LOCAL-TIME as its extension later.**\n\n[![Circle CI](https://circleci.com/gh/takagi/calendar-date/tree/master.svg?style=shield)](https://circleci.com/gh/takagi/calendar-date/tree/master)\n[![Coverage Status](https://coveralls.io/repos/takagi/calendar-date/badge.svg?branch=master\u0026service=github)](https://coveralls.io/github/takagi/calendar-date?branch=master)\n\nCalendar-date is a Gregorian calendar date library in Common Lisp.\n\n## Usage\n\n## Installation\n\n**Since calendar-date is not on Quicklisp yet, please use its local-projects feature for now.**\n\n    cd quicklisp/local-projects\n    git clone git@github.com:takagi/calendar-date\n\nYou can install calendar-date via Quicklisp,\n\n    (ql:quickload :calendar-date)\n\n## API\n\n### [Function] calendar-date\n\n    CALENDAR-DATE year month day =\u003e new-calendar-date\n\n### [Function] calendar-date-today\n\n    CALENDAR-DATE-TODAY \u0026key timezone =\u003e new-calendar-date\n\n### [Function] calendar-date-year\n\n    CALENDAR-DATE-YEAR calendar-date =\u003e year\n\n### [Function] calendar-date-month\n\n    CALENDAR-DATE-MONTH calendar-date =\u003e month\n\n### [Function] calendar-date-day\n\n    CALENDAR-DATE-DAY calendar-date =\u003e day\n\n### [Function] calendar-date-values\n\n    CALENDAR-DATE-VALUES calendar-date =\u003e year, month, day\n\n### [Function] calendar-date-day-of-week\n\n    CALENDAR-DATE-DAY-OF-WEEK calendar-date =\u003e day-of-week\n\n### [Function] calendar-date=, calendar-date/=, calendar-date\u003c, calendar-date\u003e, calendar-date\u003c=, calendar-date\u003e=\n\n    CALENDAR-DATE= calendar-date1 calendar-date2 =\u003e generalized-boolean\n    CALENDAR-DATE/= calendar-date1 calendar-date2 =\u003e generalized-boolean\n    CALENDAR-DATE\u003c calendar-date1 calendar-date2 =\u003e generalized-boolean\n    CALENDAR-DATE\u003e calendar-date1 calendar-date2 =\u003e generalized-boolean\n    CALENDAR-DATE\u003c= calendar-date1 calendar-date2 =\u003e generalized-boolean\n    CALENDAR-DATE\u003e= calendar-date1 calendar-date2 =\u003e generalized-boolean\n\n### [Function] business-day-p\n\n    BUSINESS-DAY-P calendar-date =\u003e generalized-boolean\n\n### [Function] weekday-p\n\n    WEEKDAY-P calendar-date =\u003e generalized-boolean\n\n### [Function] weekend-p\n\n    WEEKEND-P calendar-date =\u003e generalized-boolean\n\n### [Function] next-day\n\n    NEXT-DAY calendar-date =\u003e new-calendar-date\n\n### [Function] previous-day\n\n    PREVIOUS-DAY calendar-date =\u003e new-calendar-date\n\n### [Function] next-week\n\n    NEXT-WEEK calendar-date =\u003e new-calendar-date\n\n### [Function] previous-week\n\n    PREVIOUS-WEEK calendar-date =\u003e new-calendar-date\n\n### [Function] same-day-of-week-of-next-week\n\n    SAME-DAY-OF-WEEK-OF-NEXT-WEEK calendar-date =\u003e new-calendar-date\n\n### [Function] same-day-of-week-of-previous-week\n\n    SAME-DAY-OF-WEEK-OF-PREVIOUS-WEEK calendar-date =\u003e new-calendar-date\n\n### [Function] day-of-week-of-the-week\n\n    DAY-OF-WEEK-OF-THE-WEEK day-of-week calendar-date =\u003e new-calendar-date\n\n### [Function] next-month\n\n    NEXT-MONTH calendar-date =\u003e new-calendar-date\n\n### [Function] previous-month\n\n    PREVIOUS-MONTH calendar-date =\u003e new-calendar-date\n\n### [Function] same-day-of-next-month\n\n    SAME-DAY-OF-NEXT-MONTH calendar-date =\u003e new-calendar-date\n\n### [Function] same-day-of-previous-month\n\n    SAME-DAY-OF-PREVIOUS-MONTH calendar-date =\u003e new-calendar-date\n\n### [Function] first-of-the-month\n\n    FIRST-OF-THE-MONTH calendar-date =\u003e new-calendar-date\n\n### [Function] nth-of-the-month\n\n    NTH-OF-THE-MONTH nth calendar-date =\u003e new-calendar-date\n\n### [Function] nth-of-the-month-in-business\n\n    NTH-OF-THE-MONTH-IN-BUSINESS nth calendar-date =\u003e new-calendar-date\n\n### [Function] nth-business-day-of-the-month\n\n    NTH-BUSINESS-DAY-OF-THE-MONTH nth calendar-date =\u003e new-calendar-date\n\n### [Function] last-day-of-the-month\n\n    LAST-DAY-OF-THE-MONTH calendar-date =\u003e new-calendar-date\n\n### [Function] last-business-day-of-the-month\n\n    LAST-BUSINESS-DAY-OF-THE-MONTH calendar-date =\u003e new-calendar-date\n\n## Author\n\n* Masayuki Takagi (kamonama@gmail.com)\n\n## Copyright\n\nCopyright (c) 2015 Masayuki Takagi (kamonama@gmail.com)\n\n## License\n\nLicensed under the MIT License.\n","funding_links":[],"categories":["Python ##","Online editors ##"],"sub_categories":["Third-party APIs"],"project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Ftakagi%2Fcalendar-date","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Ftakagi%2Fcalendar-date","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Ftakagi%2Fcalendar-date/lists"}