Pcollect apply a function to a pattern

superclass: FuncFilterPattern

Pcollect(func, pattern)

modifies each value by passing it to the function

(

var a, b;

a = Pcollect({ arg item; item * 3 }, Pseq(#[1, 2, 3],inf));

x = a.asStream;

9.do({ x.next.postln; });

)

the message collect returns a Pcollect when passed to a pattern

(

var a, b;

a =  Pseq(#[1, 2, 3],inf).collect({ arg item; item * 3 });

a.postln;

x = a.asStream;

9.do({ x.next.postln; });

)