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Match Valid IPv4 URL

Javascript

Expression Régulière

^(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$
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Explication

This regex pattern matches a valid IPv4 address. It validates four sets of numbers separated by periods, each set ranging from 0 to 255.

Javascript

Exemple d'Utilisation

const regex = /^(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$/;
const ipAddress = '192.168.1.1';
console.log(regex.test(ipAddress));
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