Lua String Split (shitty)

function split(str, char)
    local parts = {}

    local currentPart = {}
    for i = 1, str:len() do
        local c = str:sub(i, i)
        if c == char then
            table.insert(parts, table.concat(currentPart))
            currentPart = {}
        else
            table.insert(currentPart, c)
        end
    end

    table.insert(parts, table.concat(currentPart))

    return parts
end