営業日計算機
Workday counter: count total days, weekdays and weekends between dates with holiday exclusion for attendance, one-click copy and offline.
使い方
開始日と終了日を入力すると総日数・営業日・週末を集計。
Overview
Workday Counter is a Career tool. Count total days, weekdays and weekends between dates with holiday exclusion for attendance, one-click copy and offline. It runs 100% in your browser with no upload, so you get instant results with privacy. Whether you need a quick answer or batch processing with precise control, you can enter, validate and export in seconds. The UI is responsive on mobile, tablet and desktop and supports one-click copy.
Use cases
- Daily use of Workday Counter: Enter start and end dates to count total days, weekdays and weekends. — enter and get instant results without manual lookup.
- One-click copy keeps results ready to save, check or share with family and pros.
- Use Workday Counter offline or on poor network — all calculations stay local and private.
- Study verification and notes
- Quick office conversions
How to use
- 1 Enter start and end dates to count total days, weekdays and weekends..
- 2 Tweak parameters or switch options for live updates.
- 3 Review values, units and charts to confirm precision.
- 4 Copy or export the result for docs, sheets or sharing.
Highlights
- Local & private: processing stays in your browser
- Live validation with tolerant parsing
- One-click copy and export for docs, code or sheets
- Batch and offline support under poor network
Notes
- Process sensitive data locally
- Refresh if stuck and contact us if persists
- For reference only; consult professionals for medical/legal/finance
FAQ
Need sign-up?
No, open and use.
Data saved?
Only the last input cached locally.
How is Workday Counter different?
It runs locally with a focus on speed and privacy, plus tolerant parsing for “workday” and one-click copy for reuse.
Can I use results in official reports?
Use it as a working draft and cross-check with authoritative sources; keep the exported log and parameters for traceability.
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すべての計算はブラウザ内で実行され、データはアップロードされません。