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Japt, 7 bytes Returns the input string (truthy) for valid tags and an empty string (falsey) for invalid ones. Add the -¡ flag for boolean output. o"abipq Try it
#1: Initial revision
by
Shaggy
·
2026-03-26T20:33:51Z (6 months ago)
# [Japt](https://github.com/ETHproductions/japt), 7 [bytes](https://en.wikipedia.org/wiki/ISO/IEC_8859-1)
Returns the input string (truthy) for valid tags and an empty string (falsey) for invalid ones. Add the `-¡` flag for boolean output.
o"abipq
[Try it](https://petershaggynoble.github.io/Japt-Interpreter/?v=1.4.6&code=byJhYmlwcQ&input=ImEi)