[PD] substring functions

[IOhannes m zmoelnig]

Josh Steiner wrote:
> [niagara] from zexy will let you split a message at a certain place, you 
> pass it a number and it splits it for you.  i know there is an object 
> which splits messages based on a separater charater like"-" ... cant 
> remember it this second...
> 
there are thousands of externals that do this.
i have put one of these into zexy, called [s2l] (or [symbol2list], to be 
precise) and it works the other way round as [ls2]([list2symbol]; which 
btw, has a setable delimiter since the latest zexy).

mfg.as.r
IOhannes