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17 lines
499 B
JavaScript
17 lines
499 B
JavaScript
function is_creditCard(str)
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{
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regexp = /^(?:(4[0-9]{12}(?:[0-9]{3})?)|(5[1-5][0-9]{14})|(6(?:011|5[0-9]{2})[0-9]{12})|(3[47][0-9]{13})|(3(?:0[0-5]|[68][0-9])[0-9]{11})|((?:2131|1800|35[0-9]{3})[0-9]{11}))$/;
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if (regexp.test(str))
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{
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return true;
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}
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else
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{
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return false;
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}
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}
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console.log(is_creditCard("378282246310006"));
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console.log(is_creditCard("37828224630006"));
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