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func main():
>> t := {"one":1, "two":2}
= {"one":1, "two":2}
>> t:get("one", 999)
= 1
>> t:get("two", 999)
= 2
>> t:get("???", 999)
= 999
t_str := ""
for k,v in t:
t_str ++= "($k:$v)"
>> t_str
= "(one:1)(two:2)"
>> t.length
= 2
>> t.fallback
= !{Text:Int}
>> t.keys
= ["one", "two"]
>> t.values
= [1, 2]
>> t2 := {"three":3; fallback=t}
= {"three":3; fallback={"one":1, "two":2}}
>> t2:get("one", 999)
= 1
>> t2:get("three", 999)
= 3
>> t2:get("???", 999)
= 999
>> 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:get(2)
= 20
>> plain:get(2, -999)
= 20
>> plain:get(456, -999)
= -999
>> plain:has(2)
= yes
>> plain:has(456)
= no
>> fallback := {4:40; fallback=plain}
>> fallback:has(1)
= yes
>> fallback:get(1, -999)
= 10
|
