credit-card Questions
31
Solved
I want to format a UITextField for entering a credit card number into such that it only allows digits to be entered and automatically inserts spaces so that the number is formatted like so:
XXXX X...
Mercurial asked 23/8, 2012 at 1:35
6
Solved
Are there any known regular expressions out there to validate credit card track 1 and track 2 data?
EDIT:
From Wikipedia:
The information on track 1 on financial cards is contained in several fo...
Despinadespise asked 29/3, 2010 at 20:2
4
I need to scan a credit card and get details like Card Holder name, CVV, Expiry Date and Card Number etc. I had tried with card.io library but I am only able to fetch expiry date and card num...
Heinie asked 23/6, 2017 at 10:59
9
Solved
Given a credit card number and no additional information, what is the best way in PHP to determine whether or not it is a valid number?
Right now I need something that will work with American Expr...
Poacher asked 6/10, 2008 at 15:21
3
Solved
How I give space between 4 digits ?
Want help to solve issue
Lentigo asked 27/3, 2022 at 2:0
0
I want to launch the "Scan New Card" activity from my Android Application.
This functionality is provided by Google to scan and fill the credit/debit card number inside the EditText and i...
Nonbeliever asked 18/2, 2023 at 4:23
2
Solved
according to wiki, the Discretionary data —
may include Pin Verification Key Indicator (PVKI, 1 character), PIN
Verification Value (PVV, 4 characters), Card Verification Value or
Card Verific...
Slave asked 2/9, 2012 at 21:24
13
I tried to check the validation of credit card using Luhn algorithm, which works as the following steps:
Double every second digit from right to left. If doubling of a digit results in a two-digi...
Walling asked 23/12, 2013 at 9:23
6
Solved
When using Stripe in live mode I get this PHP error:
No such token tok_fgfhn.. a similar object exists in test mode, but a live mode key was used to make this request
Everything works well in...
Culp asked 9/3, 2015 at 22:34
4
Solved
I followed the advice given in this other Stack Overflow post and used a pattern found in the list of regexes used by Chrome, but for some reason Chrome is still not detecting that my field is a cr...
Dulia asked 29/8, 2015 at 18:34
2
Solved
I'm currently using stripe and ask customer to register the card (via stripe).
After the first checkout, the customer has his card registered. This customer can re-use this card for another checko...
Jarietta asked 26/5, 2015 at 9:58
5
I am working in EMV card and my new task is to compare Magstripe data with chip data. Data that should be common in Mag and chip is:-
PAN, Card Holder Name, Expiry date.
Here I don't understand the...
Sold asked 20/10, 2014 at 17:50
2
Solved
15 digit bank card numbers are formatted 0000-000000-00000[1].
If I show the last 4 digits, it becomes xxxx-xxxxxx-x0000 which looks slightly goofy.
Is there a correct way to format a masked 15 d...
Folketing asked 28/9, 2011 at 21:27
4
In React Native using <TextInput/>, I am trying to make / appear only when the <TextInput/> is focused, and would stay there if another input is entered in. Currently, the format is MM/...
Doggone asked 28/10, 2016 at 22:0
3
Solved
I am developing a set of tools in Java for validating and working with credit cards. So far I have support for:
LUHN validation.
Date validation (simple expiration).
Card code length validation (...
Coinage asked 20/7, 2012 at 13:13
5
Solved
I am wondering how I can style one input field (type = text) to display with spaces and a slash between numbers, like this:
I know how to constrain the input to digits and perform validation. Th...
Gannie asked 6/9, 2014 at 19:3
6
Solved
We have a large database with a lot of data in it. I found out recently our sales and shipping department have been using a part of the application to store clients credit card numbers in the open....
Jacobo asked 26/6, 2012 at 13:23
3
Solved
I'm trying to develop an application, which would give access to different services for people from different regions of the world.
Let's say, someone enters card number 1111-1111-1111-1111 . How...
Angadresma asked 2/7, 2012 at 15:57
2
On iOS 13 Chrome, when focusing on a text input, a wide gray bar will show on top of the keyboard with only a couple buttons for password and credit card autocompletion even though the input has at...
Melchior asked 14/5, 2020 at 3:39
1
Solved
I've created the following code to get all the cards for my customer:
return stripe.customers.listSources(customerId, {
object: "card",
limit: 10
}).then(cards => {
if (cards) {
res.status...
Longe asked 20/5, 2020 at 15:35
2
Solved
I want to keep input Capacity to 16 numbers and insert space between each set of 4 numbers.
I did a deep search for a input for credit cards that allow user to insert 16 digits and enter a " - " o...
Pigeontoed asked 18/5, 2018 at 17:14
10
Solved
Various online services have different values for maximum year of expiry, when it comes to Credit Cards.
For instance:
Basecamp: +15 years (2025)
Amazon: +20 years (2030)
Paypal: +19 years (2029...
Samsun asked 23/3, 2010 at 14:17
2
Solved
I'm testing an EMV card reader, and I've done the steps indicated here here and here but I can't find a way to know if it's possible or not to get the Card Verification Value (CVV) code that I migh...
Lophophore asked 1/7, 2013 at 20:52
15
Solved
Can credit card type be determined solely from the credit card number?
Is this recommended or should we always ask client for the type of credit card they're using?
I Googled about it and found t...
Genital asked 20/8, 2009 at 19:3
9
Solved
How does one determine that the card a person is entering is a debit card, check card, or credit card?
I am looking at this for web payments in the US only. This is for utility billing.
Immobility asked 25/9, 2009 at 20:15
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