Ah, you mean here in the forum?
You are right the button is missing.
@sableraph bug in forum software, missing button for code (only on mobile, on a normal browser it’s there)
You can also use ctrl-e or write mark-up Test
Use this sign before and after the code (within one line):
`
And for multiple lines three of those before and after the code section :
for {
...
}
( My iPhone destroys those but on a PC it’s working)