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How can I design a regex pattern that only allows numbers between 1 and 100 and rejects any other input?

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asked 2022-06-02 11:00:00 +0000

woof
21 ●1 ●1

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answered 2022-12-12 00:00:00 +0000

qstack
143 ●2 ●70 ●14

^(?:[1-9][0-9]?|100)$

Explanation: - ^ : Start of line - (?: ) : Non-capturing group - [1-9][0-9]? : Matches numbers 1-9, 10-99 - | : OR - 100 : Matches 100 - $ : End of line

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