{
  "name": "serialdate-api",
  "description": "Convert between Excel serial date numbers and calendar dates.",
  "usage": {
    "excelToDate": "GET /v1/excel/45292",
    "dateToExcel": "GET /v1/date/2024-01-01?time=13:30:00&ms=250"
  },
  "parameters": {
    "serial": "(path, /v1/excel/{serial}) Excel serial number. Comma decimals accepted (45614,5).",
    "date": "(path, /v1/date/{date}) ISO date, YYYY-MM-DD.",
    "time": "(query, with /v1/date/{date}) Optional time of day, HH:MM or HH:MM:SS.",
    "ms": "(query, with /v1/date/{date}) Optional milliseconds (0-999)."
  },
  "legacy": {
    "note": "The original query-string form on \"/\" still works for backward compatibility.",
    "excelToDate": "GET /?excel=45292",
    "dateToExcel": "GET /?date=2024-01-01&time=13:30:00&ms=250"
  },
  "docs": "/docs",
  "openapi": "/openapi.json",
  "source": "https://github.com/mcronberg/serialdate-api",
  "relatedProject": "https://mcronberg.github.io/serialdate/"
}