![]() Luhn Luhn. "495308".CreditCardBrandNameIgnoreLength() // => Visa "495308".CreditCardBrandIgnoreLength() // => CardIssuer.Visa "4953089013607".CreditCardBrandName() // => Visa The CVV Number ('Card Verification Value') is a 3 digit number (Visa, MasterCard, Discover) or 4 digit number (American Express). string visaNumber = CreditCardFactory.RandomCardNumber(CardIssuer.Visa, 16) ĬreditCardStringExtension "4953089013607".CreditCardBrand() // => CardIssuer.Visa Generates random credit card numbers of a specific CardIssuer with any valid card length. String chinaUnionPayNumber = CreditCardFactory.RandomCardNumber(CardIssuer.ChinaUnionPay) String masterCardNumber = CreditCardFactory.RandomCardNumber(CardIssuer.MasterCard) String amexNumber = CreditCardFactory.RandomCardNumber(CardIssuer.AmericanExpress) ![]() Step 3: Click on the ' VALIDATE ' button and the credit card validator tool will do the rest. (If you need a test credit card number to validate, use our Credit Card Generator tool.) Step 2: Complete the CAPTCHA verification. Make sure that there are no spaces or dashes between the numbers. string visaNumber = CreditCardFactory.RandomCardNumber(CardIssuer.Visa) Step 1: Enter the credit card number in the input field. Generates random credit card numbers of a specific CardIssuer. Usage CreditCardDetector CreditCardDetector detector = new CreditCardDetector("4012 8888 8888 1881") ĭetector.CardNumber // => 4012888888881881ĭetector.IsValid(CardIssuer.Maestro) // => Falseĭetector.IssuerCategory // => Banking and financial The following card issuers are supported: It can also generate random credit card numbers for testing purposes. ![]() More about the MOD 10 algorithm The MOD 10 algorithm is a checksum (detection. CreditCardValidator helps you validate credit card numbers, identify its issuer (Visa, Mastercard, etc), verify length, prefixes and check it through the Luhn algorithm. Validation of a Credit Card Number Come see how it works :D Gabriel. ![]()
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