Regular Expressions 101

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Regular ExpressionOpen Workspace

/
^[a-zA-Zа-яА-Я0-9]*(-)?(?:[a-zA-Zа-яА-Я0-9])*$
/
gm

Description
Created·2025-09-20 18:27
Type·Match
Flavor·JavaScript

Only one special character ("-") is allowed when entering a word

Submitted by Anonymous
Open Workspace