Regular Expressions 101

Character Class[а-я]{4,}

{4,}matches at least 4 characters from the set below:

а-яone character from а (1072₁₀) to я (1103₁₀) (case sensitive)

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

[а-я]{4,}

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