Re: Closures

Ray Hauge wrote: > I've been reading up on some of the parts of PHP that has been suggested > could be improved so that I could be more well informed. One of the > more "interesting" (for lack of a better word) suggestions is closures. > I've used closures primarily in JavaScript, and they are handy in that > context, but JavaScript handles events and other more dynamic situations > like that. > > I can't really think of any good examples of why I'd want to use a > closure instead of just calling functions or class methods in PHP. > Variable functions and call_user_func*() have worked for any of the > cases where I did need to be a bit more dynamic. > > I found a great summary of some discussion on the internals mailing list > over here: http://devzone.zend.com/node/view/id/2013#Heading1 > > After reading that article through, I do like Wez's idea of how to > create anonymous functions. The point about it causing confusion with > people coming from other languages definitely applies though. This > article also gives me a second idea for this post. How many people > would want closures in PHP? > > In summary: > > Would you want closures in PHP, and why? > O.K. so I check wikipedia and read what a closure was :-) But what in a simple sentence or two would is the benefit of a closure compared to how you would get the same functionality in PHP now? -Shawn