lua string split

split.lua

function split(str,sep)
    local array = {}
    local reg = string.format("([^%s]+)",sep)
    local tinsert = table.insert
    for mem in string.gmatch(str,reg) do 
        tinsert(array, mem) 
    end
    return array
end
local s = "one;two;;four"
local array = split(s,";")

for n, w in ipairs(array) do
    print(n .. ": " .. w)
end

function split(str,sep)
    local array = {}
    local reg = string.format("([^%s]+)",sep)
    local tinsert = table.insert
    string.gsub(str,reg, function(mem)
        tinsert(array,mem)
    end)
    return array
end
local s = "one;two;;four"
local array = split(s,";")

for n, w in ipairs(array) do
    print(n .. ": " .. w)
end