Convertisseur de Timestamp Unix

Outil gratuit en ligne convert unix timestamps to human-readable dates and vice versa. free online epoch time converter supports seconds, milliseconds, and nanoseconds. fast, accurate, no sign-up.

Qu'est-ce que Convertisseur de Timestamp Unix ?

A powerful developer tool designed to help you work more efficiently. Unix Timestamp Converter provides accurate results instantly with a clean, intuitive interface. Perfect for developers, engineers, and IT professionals.

Formule

Timestamp → Date: new Date(timestamp × 1000)

Date → Timestamp: Math.floor(date.getTime() / 1000)

Unix epoch: January 1, 1970 00:00:00 UTC

Max 32-bit timestamp: January 19, 2038 (03:14:07 UTC)

Comment calculer

Enter your input in the field above.
Configure any available options to customize the output.
View the results instantly with real-time updates.
Copy or export your results for use in your projects.

Exemple

Current timestamp: 1719676800 → Date: June 29, 2024 12:00:00 PM UTC. convertiring a date: "January 1, 2025 00:00:00 UTC" → Timestamp: 1735689600.

Avantages Clés

Get accurate results instantly in your browser.
Save time with real-time calculations as you type.
No data leaves your device - complete privacy.
Free to use on any device, no sign-up required.

Erreurs Courantes à Éviter

Forgetting that JavaScript utilisations milliseconds (×1000)
Assuming all APIs utilisation the same timestamp format
Non prise en compte des différences de fuseau horaire
avec 32-bit integers for timestamps in new systems

Conseils de Pro

Toujours store timestamps in UTC in databases
convertir to local time only for display
utilisation 64-bit integers for timestamp storage
Vérifier timestamps with both directions avant relying on them

Termes Clés Expliqués

Timestamp Unix: Secondes depuis le 1er janvier 1970 UTC
Époque: Point de référence pour la mesure du temps
UTC: Temps Universel Coordonné
Problème de l'an 2038: Dépassement d'entier 32 bits

Cas d'utilisation courants

Débogage API responses with timestamps
convertiring database timestamp valeurs
Définition de dates d'expiration dans le code
Analyse de logs et interprétation de séries temporelles

Questions fréquentes

Qu'est-ce que a Unix timestamp?

A Unix timestamp is the number of seconds that have elapsed since January 1, 1970 at 00:00:00 UTC (the Unix epoch). It is a universal time reference utilisationd in programming and computing.

Why are timestamps utile?

Timestamps provide a timezone-independent way to store and compare times. They are utilisationd in databases, APIs, logging, and any system that needs precise time tracking.

Qu'est-ce que the year 2038 problem?

On January 19, 2038, 32-bit Unix timestamps will overflow becautilisation the maximum 32-bit signed integer (2,147,483,647) will be exceeded. Modern systems utilisation 64-bit timestamps to avoid this.

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