Changes

if (dashIndex - 3 > 0 and tonumber(string.sub(param.args[1], dashIndex - 23, dashIndex -3)))

inf = return string.sub(param.args[1], dashIndex - 3, dashIndex - 1); end if (tonumber(string.sub(param.args[1], dashIndex - 2, dashIndex -2))) then return string.sub(param.args[1], dashIndex - 2, dashIndex - 1); end if (tonumber(string.sub(param.args[1], dashIndex - 1, dashIndex -1))) then return "hello"string.sub(param.args[1], dashIndex - 1, dashIndex - 1);