-- -*- M2-comint -*- {* hash: -788576930 *}

i1 : x = new MutableHashTable from { val => 1000 }

o1 = MutableHashTable{...1...}

o1 : MutableHashTable

i2 : f = (t -> (print "hi there"; t.val^4))

o2 = f

o2 : FunctionClosure

i3 : h = (stashValue VALUE) f

o3 = {*a cache function*}

o3 : CacheFunction

i4 : h x
hi there

o4 = 1000000000000

i5 : h x

o5 = 1000000000000

i6 : peek x

o6 = MutableHashTable{val => 1000           }
                      VALUE => 1000000000000

i7 :