JavaScript, webdev

RegEx 101

Regular expression or in short Regex is a string of text that lets you create patterns that help match, locate, and manage text. It’s an important tool in a wide variety of computing applications, from programming languages like JS, Java and Perl, to text processing tools like grep, sed, and vim.

Here are a few helpers to refresh your mind when you need some ‘simple’ regex to do the job.

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