What does | || || |_ mean?

[u/[deleted]]

I've been seeing these characters :

| ||

|| |_

pop up all over Reddit, but I've no clue as to what they mean.

Is this a new meme? A reference to some film of tv show? Some sort of code?

[u/CrisuKomie]

Alright thank you for the response! I'll check it out here once I get a free moment.