Article

jQuery checking for empty form fields

In every html form you want to prevent your visitors from continuing to the next stage if certain fields have not been filled in. The smartest way is to let jQuery handle this so that you do not need to refresh the page. Simply do it all on the fly. The easiest way to check […]

posted in: Checkout jQuery Tutorials

Date posted: 2 February, 2014

Article

Validating credit cards with javascript using Luhn Algorithm

Validating credit cards are done using the Luhn Algorithm, this algorithm is a simple check-sum based on multiples of 10’s also known as modulus 10. The algorithm only checks for wrong number combinations. This does not verify if the credit card is real. You can look at it as a pre validation process for when […]

posted in: Checkout jQuery Tutorials

Date posted: 30 January, 2014

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