What is bb-code here?

I haven't found any FAQ on bb-code here, so I'll try to figure it out myself.

niggers^NIGGERS
niggers_NIGGERS
n^iggers
n_iggers
niggers
niggers
niggers
niggers
niggers
niggers
niggers

inb4 lolnewfag lurk moar fail etc etc

[b] bold example
[u] underline example
[i] italic example
[o] overline example
[s] strikethrough example
[m] courier text example
[code] preserves syntax for code and colors text
For green text in code put a word in quotes "example"
for red put a # before the word #example
[spoiler] for spoilers example
[sup] makes text progressively smaller higher on the line ^{example example}
[sub] makes text progressively smaller lower on the line _{example example}
[sup] and [sub] can be used for nesting too
[aa] For SJIS art. example
For ASCII art use [m] tag.
To quote put "> " on a new line, ignore the quotations but do keep the space.everything typed on that line will be quoted
example
To multiquote put "> " before the first line end the line with [o] then put "> > "before the next line of text, again ending with [o] third line: "> > > " then end with [o] then on another new line close the three [o] tags.
example
example
example

[#] Ignores all BBcode tags inside it
[rem] hides all text inside it
[br] gives you a line break. Don't close this tag

>>4
You sir are fucking awesome.

bold text
strike
[size=20]niggers[/size]

is there a way of changing the font size?

[sub]rowan

niggers 
jews

o^oooooooo

_{thequickbrownfoxjumpsoverthelazydog}

the^{quick_{brownfoxjumpsoverthelazydog}}

_woah^jumping_words^ahead

[sub]she sells sea shells

how do you do the [sub]/[sup] thing?i can't make any sense of it

is[sup]it[sup]this[sup]?

^{she sells sea shells}

[sup]she sells sea shells[sup]

/LOUNGE/'S POST FORMATTING GUIDE
[b] bold example
[u] underline example
[i] italic example
[o] overline example
[s] strikethrough example
[m] courier text example
[code] preserves syntax for code and colors text
For green text in code put a word in quotes "example"
for red put a # before the word #example
[spoiler] for spoilers example
[sup] makes text progressively smaller higher on the line ^example example
[sub] makes text progressively smaller lower on the line _example example
[sup] and [sub] can be used for nesting too
[aa] For SJIS art. example
For ASCII art use [m] tag.
To quote put "> " on a new line, ignore the quotations but do keep the space.everythingtyped on that line will be quoted
example
To multiquote put "> " before the first line end the line with [o] then put "> > "before the next line of text, again ending with [o] third line: "> > > " then end with [o] then on another new line close the three [o] tags.
example
example
example

[#] Ignores all BBcode tags inside it
[rem] hides all text inside it
[br] gives you a line break. Don't close this tag

[b][u]BBcode source to pass this along[/u][/b]:
[#]

[b][o][u][aa]/LOUNGE/'S POST FORMATTING GUIDE [/aa][/u][/o][/b]
[#][b][/#] bold [b]example[/b]
[#][u][/#] underline [u]example[/u]
[#][i][/#] italic [i]example[/i]
[#][o][/#] overline [o]example[/o]
[#][s][/#] strikethrough [s]example[/s]
[#][m][/#] courier text [m]example[/m]
[#][code][/#] preserves syntax for code and colors text
For green text in code put a word in quotes [code]"example"[/code]
for red put a # before the word [code]#example[/code]
[#][spoiler][/#] for spoilers [spoiler]example[/spoiler]
[#][sup][/#] makes text progressively smaller higher on the line [sup]example[/sup] example
[#][sub] [/#]makes text progressively smaller lower on the line [sub]example[/sub] example
[sup] and [sub] can be used for nesting too
[#][aa][/#] For SJIS art. [aa]example[/aa]
For ASCII art use [m] tag.
To quote put "> " on a new line, ignore the quotations but do keep the space.everythingtyped on that line will be quoted
example
To multiquote put "> " before the first line end the line with [o] then put "> > "before the next line of text, again ending with [o] third line: "> > > " then end with [o] then on another new line close the three [o] tags.
example[o]
example [o]
example[o]
[/o][/o][/o]
[#] Ignores all BBcode tags inside it
[rem] hides all text inside it
[br] gives you a line break. Don't close this tag

[/#]