Peter KankowskiEmpty character class in JavaScript regexesI contributed to PCRE and wrote two smaller regular expression engines, but I still regularly learn something new about this topic. This…Apr 12, 2023Apr 12, 2023
Peter KankowskiWhich special characters must be escaped in regular expressionsIn most regular expression engines (PCRE, JavaScript, Python, Go, and Java), these special characters must be escaped outside of character…Jan 8, 2022Jan 8, 2022