Merge a date list into consecutive ranges
Deduplicate and sort scattered dates, merge consecutive calendar days and count days inclusively.
It is only processed in the browser, not uploading or saving. Leaving the page will be cleared; the calculation can also be cleared and the result can be discarded. Do not enter other people's credentials or private keys.
Merge a date list into consecutive ranges User manual
- Fill in the parameters or select the file according to the form, and check the unit and format first.
- October 1, 2, 3 and 8 form a three-day interval and a separate single-day interval.
- Click the processing button to view the results, you can copy or download and save.
Calculation method and processing rules
Validate YYYY-MM-DD strictly and compare Gregorian dates in UTC; only dates one day apart are merged.
scope of use
One date per line, years 1000 to 9999, up to 1000 lines. No inference about rescheduled workdays, statutory holidays or reasons for absence.
Will the input content be saved on the server?
This tool handles input in the browser, and does not upload files or form content. Typing practice scores are only saved in the native browser.
Why may the result be different from other tools?
One date per line, years 1000 to 9999, up to 1000 lines. No inference about rescheduled workdays, statutory holidays or reasons for absence. Please compare the input unit, rounding method, applicable rules and data version first.