80 lines
1.2 KiB
Tcl
80 lines
1.2 KiB
Tcl
func main():
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>> t := {"one":1, "two":2}
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= {"one":1, "two":2}
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>> t:get("one", 999)
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= 1
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>> t:get("two", 999)
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= 2
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>> t:get("???", 999)
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= 999
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t_str := ""
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for k,v in t:
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t_str ++= "($k:$v)"
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>> t_str
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= "(one:1)(two:2)"
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>> t.length
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= 2
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>> t.fallback
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= !{Text:Int}
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>> t.keys
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= ["one", "two"]
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>> t.values
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= [1, 2]
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>> t2 := {"three":3; fallback=t}
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= {"three":3; fallback={"one":1, "two":2}}
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>> t2:get("one", 999)
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= 1
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>> t2:get("three", 999)
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= 3
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>> t2:get("???", 999)
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= 999
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>> t2.length
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= 1
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>> t2.fallback
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= @%{"one":1, "two":2}?
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t2_str := ""
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for k,v in t2:
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t2_str ++= "($k:$v)"
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>> t2_str
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= "(three:3)"
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>> {i:10*i for i in 5}
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= {1:10, 2:20, 3:30, 4:40, 5:50}
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>> {i:10*i for i in 5 if i mod 2 != 0}
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= {1:10, 3:30, 5:50}
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>> {x:10*x for x in y if x > 1 for y in [3, 4, 5] if y < 5}
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= {2:20, 3:30, 4:40}
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>> t3 := {1:10, 2:20, 3:30}
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>> t3:remove(3)
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>> t3
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= {1:10, 2:20}
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do:
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>> plain := {1:10, 2:20, 3:30}
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>> plain:get(2)
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= 20
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>> plain:get(2, -999)
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= 20
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>> plain:get(456, -999)
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= -999
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>> plain:has(2)
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= yes
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>> plain:has(456)
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= no
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>> fallback := {4:40; fallback=plain}
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>> fallback:has(1)
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= yes
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>> fallback:get(1, -999)
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= 10
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