Alex Brollo, 14/12/2010 09:10:

> 1. I'd like to have a {{nbsp:string}}  function, to replace all spaces
> with   html entities into string. It would very useful to format
> table cell content where spaces must be avoided, while saving the
> original string.

There's a class for this: http://en.wikipedia.org/wiki/Template:Nowrap

>
> 2. I'd like to generalize {{#titleparts:string}} transforming it into a
> general  str.split() function something like {{split:string|char}} where
> string is the string to split, and char is the splitting character). I
> use a lot #titleparts as a "string-splitter", and I can manage difficult
> issues with ease (i.e.: how to pass multiple values into a single
> parameter  of a template) but sometimes I'd like to use a character
> different from /  (i.e. splitting a list of page/subpage names).

This should be http://www.mediawiki.org/wiki/Extension:StringFunctions ,
which will never be implemented in Wikimedia projects.