z-ui | 一个用Typescript React Hooks写的 UI库 | Frontend Utils library

The ^(([-\w\d]+) matches start of string (^) and then 1+ hyphens, underscores, letters or digits (note \w matches digits, too, so \d is redundant) and the )$ is just the end of a grouping construct and end of string assertion. So, if you do not plan to match any letters, digits, hyphens or underscores before the number, do not add the ([-\w\d]+) pattern, and the anchors - ^ (start of string) and $ (end of string) - are redundant - see below why.

In fact, you may just use