regex-group Examples and Free Source Code

Why does the rule stop working when expanding a character classes?...

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regex for allowing alphanumeric, special characters and not ending with @ or _ or...

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Regex that extract string of length that is encoded in string...

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String repeats 20 times in RewriteRule if i try to use it with $1, $2 etc. back-references. Weird. W...

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How do I insert '][' in between the two patterns with sed?...

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Why was "? immediately after a parenthesis" a syntax error, in Regular Expressions?...

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adding space before and after a comma and dash in python using regex...

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Without the g flag RegEX return wired output...

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Regex : Unable to detect all the occurrences in a particular group when there is more than one...

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In RegEx, require at least one a-z character, but optional other characters...

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How to find all instances of two digits after ">" or "<" for a particular ...

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Using PCRE2 regex with repeating groups to find email addresses...

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Regex Group, problems with catching IPs...

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How to adapt this regex to be agnostic of the order of the key-value pairs...

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How to use regex groups to split key & values...

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regex to extract by be removing a pattern if present at the end...

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Match all spaces after a particular string...

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RegEx splitting multiple lines - grouped by ID...

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Substituting text that overlaps...

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Regex pattern for matching float followed by some fixed strings...

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Regex is not working properly with sed but works in regex101...

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regex: How to find all matched groups (values: time and value for specific service)...

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Regular Expression: Find a specific group within other groups in VB.Net...

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keeping original message as well as extract Captured fields in regex...

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Regex to check a word is present in line exactly three times...

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Regex custom matched tag ang get its group?...

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Custom realpath() using regex...

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Regex Expression for capturing a starting and ending with a group of characters...

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How to match all tab characters after first letter or number?...

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Python Regex: How to find a substring...

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