how to put function into for loop lua code example

Example 1: lua for loop

-- For K,V in table
for k,v in pairs(tbl) do
 print(k)
 print(v)
end
-- For i=0, num
for i=0, num do
 print(i)  
end

Example 2: loop in lua

-- a loop will repeat the code for a limited amount of time
-- let make one
for a = 1 --(from where you want it to start),10 --(how long you want it to be),1 --[How many jumps it needs to make(ex 2, 4, 6, 8,10)]
	print(a) -- now it will count to 10
end