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Programming Languages: C, Java, .NET/WCF & Regex
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What will the output of: Regex.Replace("01/02/03","([0-9]+)/([0-9]+)/([0-9]+)","$2/$1/$3");
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A
02/01/03
💡 Explanation:
The regular expression defines three capturing groups for the numbers. The replacement pattern $2/$1/$3 swaps the first group (01) with the second group (02) while leaving the third (03) at the end.