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regex match parentheses. We might try to fix that by making it non-greedy. Regex Escaped parentheses group the regex between them.
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Then we greedily match any number of any character that is neither an opening nor a closing parenthesis we dont want nested parentheses for this example. Thats done using n where n is the group number. Matches one or more preceding character 0 1 or any number bracketed carrier class or group in parentheses.
Thats done using n where n is the group number.
Then we greedily match any number of any character that is neither an opening nor a closing parenthesis we dont want nested parentheses for this example. My best attempt seemed to be this. If you want to match a literal parenthesis you can escape it with a. What you cant do is say I have an arbitrary number of parens but only match if the left and right ones are balanced.
