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blog.stevenlevithan.com
| | www.regular-expressions.info

[AI summary] This is a comprehensive guide to Unicode and regular expressions, covering topics such as Unicode normalization, encoding issues, and the syntax for matching Unicode blocks and properties in various regex engines.
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| | v8project.blogspot.de

JavaScript regular expressions are getting some new functionality: lookbehind assertions.
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| | mathiasbynens.be

[AI summary] The article discusses recent advancements in ECMAScript regular expressions, including new features like dotAll mode, lookbehind assertions, named capture groups, Unicode property escapes, and set notation, along with proposals for further enhancements.
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| | blog.stevenlevithan.com

Unlike lookaheads, JavaScript doesn't support regex lookbehind syntax. That's unfortunate, but I'm not content with just resigning to that fact. Following are three ways I've come up with to mimic lookbehinds in JavaScript. For those not familar with the concept of lookbehinds, they are zero-width assertions which, like the more specific \b, ^, and $...
11.1 parsecs

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