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regex.md

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character - find character . - find any character

    • .+ - at least one of any charcater
    • .*- any amount of one character \meta - escape meta characters (? . ) \d - find digit \D - find non digit \w - find letter/digit \W - find non letter/digit \s - find whitespace (space, linebreak , tab) \S - find non whitespace (space, linebreak , tab) ^ - beginning of line $ - end of line | - or