Re: Lua string library partially reimplemented in Lua

[Roberto Ierusalimschy <roberto@...>]

> 2008/9/18 Roberto Ierusalimschy <roberto@inf.puc-rio.br>:
> >> (Unrelated though, but something I'd like to see in jit 2.x would be
> >> things such as "if str:sub(1, 2) == "__" then" remove the string creation
> >> and just compare the first two bytes - just because it's a fairly common
> >> operation in my code at least).
> >
> > Maybe this should deserve a proper function in strlib.
> 
> Isn't str:match("^__") already doing that ?

Not when the second string has magic characters.

-- Roberto