What's the difference between table.insert(t, i) and t[#t+1] = i?

Question

In Lua, there seem to be two ways of appending an element to an array:

table.insert(t, i)

and

t[#t+1] = i

Whi

Answer 1

'#' operator only use indexed key table.

t = {1, 2 ,3 ,4, 5, x=1, y=2}

at above code

print(#t)  --> print 5 not 7

'#' operator whenever not using.

If you want to '#' operator, then check it to table elements type.

Insert function can using any type use.But element count to work slow than '#'