J'me

What does /j or /s on twitter mean? I've seen it a bunch on twitter, and just now on reddit. A couple minecraft stan accounts (don't judge me) i see use them a lot (like /j, /c, /s, i've seen.

Welcome to r/jfashion, a vibrant community dedicated to all things j-fashion! Whether you’re a seasoned enthusiast or just discovering the diverse world of japanese fashion, this forum is. May 10, 2022（1）期刊[j]（journal） （2）专著[m]（monograph） （3）论文集[c]（collected papers） （4）学位论文[d]（dissertation） （5）专利[p]（patent） （6）技术标.

Feb 28, 2022what does /j and /s mean in here? I’ve been seeing it all around reddit but i have no idea what they mean. If someone please could explain it to me, i’d appreciate it much..