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generate functionSat, 18 Mar 2023

una funcion que genere numeros de tarjetas de credito de mastercard y visa

var visa = "4" var mastercard = 5 var amex = 3 var diners = 3 var ccv = "123" // function that: creates a random credit card number and ccv var credit_cards = ["visa", "mastercard", "amex", "diners"] function random_credit_card(credit_cards){ var credit_card_prefix = credit_cards[Math.floor(Math.random()*credit_cards.length)] var credit_card_number = credit_card_prefix + "1234567890" var credit_card_ccv = "123" return [credit_card_number, credit_card_ccv] }

Javascript
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generate functionSat, 18 Mar 2023

funcion para validar uina tarjeta de credito luhn

function validateCreditCard(cardNumber){ let numString = cardNumber.toString(); let reversedArr = []; let auxArr = []; let sumArr = []; let finalSum = 0; for(let i = numString.length-1; i>=0; i--){ reversedArr.push(numString[i]); } for(let i = 0; i<reversedArr.length; i++){ if(i%2 == 0){ let number = Number(reversedArr[i])*2; if(number > 9){ number = (number%10) + 1; } auxArr.push(number); }else{ auxArr.push(Number(reversedArr[i])); } } for(let i = 0; i<auxArr.length; i++){ finalSum = auxArr[i] + finalSum; } if(

Javascript
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