-- -*- M2-comint -*- {* hash: 1474354655 *}

i1 : x = new HashTable from {a=>1, b=>2}

o1 = HashTable{a => 1}
               b => 2

o1 : HashTable

i2 : applyValues(x, value -> 1000*value)

o2 = HashTable{a => 1000}
               b => 2000

o2 : HashTable

i3 : applyKeys(x, key -> {key})

o3 = HashTable{{a} => 1}
               {b} => 2

o3 : HashTable

i4 : applyPairs(x, (key,value) -> (value,key))

o4 = HashTable{1 => a}
               2 => b

o4 : HashTable

i5 : x = new HashTable from {a=>1, b=>2}

o5 = HashTable{a => 1}
               b => 2

o5 : HashTable

i6 : scanValues(x, print)
1
2

i7 : scanKeys(x, print)
a
b

i8 : scanPairs(x, print)
(a, 1)
(b, 2)

i9 : y = new HashTable from {b=>200, c=>300}

o9 = HashTable{b => 200}
               c => 300

o9 : HashTable

i10 : merge(x, y, plus)

o10 = HashTable{a => 1  }
                b => 202
                c => 300

o10 : HashTable

i11 : combine(x,y,identity,times,plus)

o11 = HashTable{(a, b) => 200}
                (a, c) => 300
                (b, b) => 400
                (b, c) => 600

o11 : HashTable

i12 :