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func main()
>> t := {"one": 1, "two": 2}
= {"one": 1, "two": 2}
>> t["one"]
= 1?
>> t["two"]
= 2?
>> t["???"]
= none
>> t["one"]!
= 1
>> t["???"] or -1
= -1
t_str := ""
for k,v in t
t_str ++= "($k=$v)"
>> t_str
= "(one=1)(two=2)"
>> t.length
= 2
>> t.fallback
= none
>> t.keys
= ["one", "two"]
>> t.values
= [1, 2]
>> t2 := {"three": 3; fallback=t}
= {"three": 3; fallback={"one": 1, "two": 2}}
>> t2["one"]
= 1?
>> t2["three"]
= 3?
>> t2["???"]
= none
>> t2.length
= 1
>> t2.fallback
= {"one": 1, "two": 2}?
t2_str := ""
for k,v in t2
t2_str ++= "($k=$v)"
>> t2_str
= "(three=3)"
>> {i: 10*i for i in 5}
= {1: 10, 2: 20, 3: 30, 4: 40, 5: 50}
>> {i: 10*i for i in 5 if i mod 2 != 0}
= {1: 10, 3: 30, 5: 50}
>> {x: 10*x for x in y if x > 1 for y in [3, 4, 5] if y < 5}
= {2: 20, 3: 30, 4: 40}
>> t3 := @{1: 10, 2: 20, 3: 30}
>> t3.remove(3)
>> t3[]
= {1: 10, 2: 20}
do
>> plain := {1: 10, 2: 20, 3: 30}
>> plain[2]!
= 20
>> plain[2]!
= 20
>> plain[456] or -999
= -999
>> plain.has(2)
= yes
>> plain.has(456)
= no
>> fallback := {4: 40; fallback=plain}
>> fallback.has(1)
= yes
>> fallback[1] or -999
= 10
do
>> t4 := &{"one": 1}
>> t4["one"] = 999
>> t4["two"] = 222
>> t4[]
= {"one": 999, "two": 222}
do
assert {1: 1, 2: 2} == {2: 2, 1: 1}
assert {1: 1, 2: 2} != {1: 1, 2: 999}
>> {1: 1, 2: 2} <> {2: 2, 1: 1}
= Int32(0)
>> ints : [{Int:Int}] = [{}, {0: 0}, {99: 99}, {1: 1, 2: 2, 3: 3}, {1: 1, 99: 99, 3: 3}, {1: 1, 2: -99, 3: 3}, {1: 1, 99: -99, 3: 4}].sorted()
= [{}, {0: 0}, {1: 1, 2: -99, 3: 3}, {1: 1, 2: 2, 3: 3}, {1: 1, 99: 99, 3: 3}, {1: 1, 99: -99, 3: 4}, {99: 99}]
>> other_ints : [|Int|] = [||, |1|, |2|, |99|, |0, 3|, |1, 2|, |99|].sorted()
= [||, |0, 3|, |1|, |1, 2|, |2|, |99|, |99|]
do
# Default values:
counter := &{"x": 10; default=0}
>> counter["x"]
= 10
>> counter["y"]
= 0
>> counter.has("x")
= yes
>> counter.has("y")
= no
>> counter["y"] += 1
>> counter
>> counter[]
= {"x": 10, "y": 1; default=0}
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