3 ms·
The live demo linked flat the end of the blog post makes a feeble attempt to insert a space after the first 4 digits, but ultimately fails (on Firefox 38 on Win
by tomp 11y ago
The live demo linked flat the end of the blog post makes a feeble attempt to insert a space after the first 4 digits, but ultimately fails (on Firefox 38 on Windows).
- calebegg 11y agoProbably because you didn't enter a valid card number. Try something that starts with '42' (for a Visa card). It works for me with a valid number.