Possessive quantifier

regex

\d++

Explanation

Supported in PCRE/Java-style engines; useful to reduce catastrophic backtracking.

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Same sheet · prioritizing Quantifiers

Repeat the previous token any number of times.

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Repeat the previous token at least once.

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Make the previous token optional.

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Match an exact number of repetitions.

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Match between a minimum and maximum number of repetitions.

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Match at least a minimum number of repetitions.

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