How Can a Regex Effectively Remove C-Style Multiline Comments from Code?

Regex for Identifying and Removing C-Style Multiline Comments

In need of a robust mechanism to eliminate C-style multiline comments from your code? This article explores a highly effective regex to address this task effectively.

The regex employed to address this challenge is:

String pat = "/\*[^*]*\*+(?:[^/*][^*]*\*+)*/";

Let's delve into the components of this regex:

• /* - Matches the start of the comment (/*).
• ¹* - Matches any number of characters other than followed by one or more literal *.
• (?:²¹* ) - Matches zero or more sequences of non-slash/asterisk characters followed by non-asterisk characters and one or more *.
• / - Matches the closing /.

By utilizing this regex, you can efficiently identify and remove multiline comments from your string.

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1. * ↩
2. /* ↩

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