Return a regular expression to match a decimal number. - GitHub - stdlib-js/regexp-decimal-number: Return a regular expression to match a decimal number.

In some regex implementations there are only nine of them, however, with most contemporary Javascript implementations you can have up to 99 such capture-groups (where such groups are 1-based).

Number-js-formatter is a JavaScript library that formats numbers in a human-friendly way. Perhaps a number like 1000000 is coming from an API you're using or you just want to display a number in a ...

It's been a while since I worked on regexs in JavaScript, but generally the way you do this in most programming languages is to build the regex as a string and then pass it into the regex engine.