7 kyu
Regex validate PIN code
68,747 of 186,000JMurphyWeb
Description:
ATM machines allow 4 or 6 digit PIN codes and PIN codes cannot contain anything but exactly 4 digits or exactly 6 digits.
If the function is passed a valid PIN string, return true, else return false.
Examples (Input --> Output)
"1234" --> true
"12345" --> false
"a234" --> false
Regular Expressions
Fundamentals
Similar Kata:
Stats:
| Created | Sep 15, 2015 |
| Published | Sep 15, 2015 |
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