API strsub

string.sub(s, i [, j]) strsub(s, i [, j])

Return a substring of the string passed. The substring starts at i. If the third argument j is not given, the substring will end at the end of the string. If the third argument is given, the substring ends at and includes j.

Examples
> = string.sub("Hello Lua user", 7)     -- from character 7 until the end Lua user > = string.sub("Hello Lua user", 7, 9)  -- from character 7 until and including 9 Lua > = string.sub("Hello Lua user", -8)    -- 8 from the end until the end Lua user > = string.sub("Hello Lua user", -8, 9) -- 8 from the end until 9 from the start Lua > = string.sub("Hello Lua user", -8, -6) -- 8 from the end until 6 from the end Lua