|Bill Allombert on Fri, 14 Dec 2012 18:12:34 +0100|
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|Re: W prototype|
On Thu, Dec 13, 2012 at 03:42:33PM +0100, Pascal Molin wrote: > What is the meaning of the 'W' prototype for parser ? It is used only for > lists. Yes, it is only meant to be used for list. It takes a GP lvalue and modify it in place (this is different from &, which takes a pointer to a lvalue.) > Pascal, still whishing to pass arguments by reference in gp. What do you need exactly ? In libpari you can use the code 'D&'. In GP probably the best for the time being is to use multiaffect: [a,b,c] = f(x) cheers, Bill.