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Validating Credit Card Numbers in JavaScript

javascript
Regular Expression credit card validation isValidCreditCardNumber cardNumber 
function isValidCreditCardNumber(cardNumber) {
    const regex = /^[0-9]{13,16}$/;
    return regex.test(cardNumber);
}
const cardNumber = '1234567890123456';
console.log('Is Valid Credit Card Number:', isValidCreditCardNumber(cardNumber));

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