https://gitlab.synchro.net/main/sbbs/-/merge_requests/254#note_3207
It's just a different style of ensuring it's a number, I suppose. I saw this style in an example years ago and have been doing it this way for a while. I don't know if there's any either advantage either way.
---
þ Synchronet þ Vertrauen þ Home of Synchronet þ [vert/cvs/bbs].synchro.net