regexjavascript regular expressi

regex - javascript regular expression validate mmdd - Stack Overflow
s="1215"r=((0?[1-9])|(1[0-2])){1}((0?[1-9])|(1[0-9])|(2[0-9])|(3[0-1])){1}gs.match(r)&
regexjavascript regular expression validate mmddStack Overflow
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