Javascript regularly looks for certain characters in a string?

1. Xiao Hong gave you a serial number scs1884
2. Serial number scs1884 has given Xiao Hong
how to match (numbered scs1884) is not necessarily numbered, but may be (numbered sch1884) or (numbered rs1884)

Mar.30,2021

/(scs|sch|rs)\d+/ig

I think String.getCharCode () is fine

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