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func main():
>> t := {"one"=1, "two"=2}
= {"one"=1, "two"=2}
>> t["one"]
= 1?
>> t["two"]
= 2?
>> t["???"]
= none:Int
>> 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 : {Text,Int}
>> 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:Int
>> 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:
>> {1=1, 2=2} == {2=2, 1=1}
= yes
>> {1=1, 2=2} == {1=1, 2=999}
= no
>> {1=1, 2=2} <> {2=2, 1=1}
= Int32(0)
>> [{: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()
= [{:Int,Int}, {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}]
>> [{:Int}, {1}, {2}, {99}, {0, 3}, {1, 2}, {99}]:sorted()
= [{:Int}, {0, 3}, {1}, {1, 2}, {2}, {99}, {99}]
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