Jon Harrop writes:
 > 
 > On Friday 23 April 2004 3:31 am, mohammad siddiqui wrote:
 > > I already made it mutable. words is an array of structure  called "word".
 > > If I try to change the value as you told it changes tha values of all the
 > > elements of array "words". Thanks for your help in advance.
 > 
 > So if you're using either "Array.make" or "Array.create" to build
 > your array  then you're creating an array filled with references to
 > the same thing. Does that answer your question?

It is likely to be the explanation. More precisely, you should write

	Array.init n (fun _ -> { wnum = ...; weight = ... })

and not

	Array.make n { wnum = ...; weight = ... }

In the latter case, all array cells point to the same value.

-- 
Jean-Christophe

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