69 lines
2.5 KiB
Text
69 lines
2.5 KiB
Text
def f (s : String) : String :=
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s ++ " " ++ s
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def g (s : String) : String :=
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s.push ' ' ++ s.push '-'
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def h (s : String) : String :=
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let it₁ := s.mkIterator in
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let it₂ := it₁.next in
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it₁.remainingToString ++ "-" ++ it₂.remainingToString
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def r (s : String) : String :=
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let it₁ := s.mkIterator.toEnd in
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let it₂ := it₁.prev in
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it₁.prevToString ++ "-" ++ it₂.prevToString
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def s (s : String) : String :=
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let it₁ := s.mkIterator.toEnd in
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let it₂ := it₁.prev in
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(it₁.insert "abc").toString ++ (it₂.insert "de").toString
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#eval "hello" ++ "hello"
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#eval f "hello"
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#eval (f "αβ").length
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#eval "hello".toList
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#eval "αβ".toList
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#eval "".toList
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#eval "αβγ".toList
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#eval "αβγ".mkIterator.1
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#eval "αβγ".mkIterator.next.1
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#eval "αβγ".mkIterator.next.next.1
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#eval "αβγ".mkIterator.next.2
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#eval "αβ".1
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#eval "αβ".push 'a'
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#eval g "α"
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#eval "".mkIterator.curr
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#eval ("αβγ".mkIterator.setCurr 'a').toString
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#eval (("αβγ".mkIterator.setCurr 'a').next.setCurr 'b').toString
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#eval ((("αβγ".mkIterator.setCurr 'a').next.setCurr 'b').next.setCurr 'c').toString
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#eval ((("αβγ".mkIterator.setCurr 'a').next.setCurr 'b').prev.setCurr 'c').toString
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#eval ("abc".mkIterator.setCurr '0').toString
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#eval (("abc".mkIterator.setCurr '0').next.setCurr '1').toString
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#eval ((("abc".mkIterator.setCurr '0').next.setCurr '1').next.setCurr '2').toString
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#eval ((("abc".mkIterator.setCurr '0').next.setCurr '1').prev.setCurr '2').toString
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#eval ("abc".mkIterator.setCurr (Char.ofNat 955)).toString
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#eval h "abc"
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#eval "abc".mkIterator.remainingToString
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#eval ("a".push (Char.ofNat 0)) ++ "bb"
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#eval (("a".push (Char.ofNat 0)) ++ "αb").length
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#eval r "abc"
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#eval "abc".mkIterator.toEnd.prevToString
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#eval "".mkIterator.hasNext
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#eval "a".mkIterator.hasNext
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#eval "a".mkIterator.next.hasNext
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#eval "".mkIterator.hasPrev
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#eval "a".mkIterator.next.hasPrev
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#eval "αβ".mkIterator.next.hasPrev
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#eval "αβ".mkIterator.next.prev.hasPrev
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#eval ("αβ".mkIterator.toEnd.insert "abc").toString
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#eval ("αβ".mkIterator.next.insert "abc").toString
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#eval s "αβ"
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#eval ("abcdef".mkIterator.next.remove 2).toString
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#eval ("abcdef".mkIterator.next.next.remove 2).toString
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#eval ("abcdef".mkIterator.next.remove 3).toString
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#eval (("abcdef".mkIterator.next.next.next.remove 100).prev.setCurr 'a').toString
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#eval ("abcdef".mkIterator.next.next.next.remove 100).hasNext
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#eval ("abcdef".mkIterator.next.next.next.remove 100).prev.hasNext
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#eval toBool $ "abc" = "abc"
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#eval toBool $ "abc" = "abd"
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