Please note that both match:We and match:we are found, because flag pattern:i makes the regular expression case-insensitive. If there's no such flag it returns only the first match in the form of an ...

Working with regular expressions I’m also going to cover how to work with regular expressions in JavaScript, though the concepts learned here apply to other languages as well.

A deep investigation into regular expression denial of service (ReDoS) vulnerabilities in JavaScript ...

I first heard about regular expression denial of service (ReDoS) vulnerabilities from GitHub's Dependabot. Several of my projects over the years have had dependencies that suffered from ReDoS ...

Use popular 'grammar of data' syntax to filter and subset your two-dimensional JavaScript arrays and more. Here's how to use Arquero for data wrangling in Observable JavaScript and Node.js.