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Additionneur de dates
Ajoutez ou soustrayez des années, des mois, des semaines, des jours et des heures à une date, choisissez comment gérer le débordement de mois, avec changements d'horloge et jours ouvrables.
🔒 Cet outil fonctionne entièrement dans votre navigateur. Vos fichiers ne sont jamais envoyés sur un serveur.
Resulting date
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How Additionneur de dates works
- Open Additionneur de dates and review the example state before entering your own values.
- Enter or select the information needed for Additionneur de dates.
- Review the result and adjust the inputs if you want to compare another case.
Add or subtract years, months, weeks, days and hours from a date, choosing how month overflow behaves, with clock changes and working days handled. The interactive workspace runs in your browser, so you can review the result without creating an account.
FAQ
What is Additionneur de dates used for?
Add or subtract years, months, weeks, days and hours from a date, choosing how month overflow behaves, with clock changes and working days handled.
Do I need an account?
No. The tool is available directly in the browser without an account or sign-up.
What should I do if the result looks unexpected?
Check the entered values and compare them with the guidance shown in Additionneur de dates. Use the result as a planning aid and verify important decisions independently.