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13 lines
219 B
Plaintext
13 lines
219 B
Plaintext
func toOpt(s: string) -> ?string:
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str: *string
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str <<- s
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<- str
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func accumRes() -> *?string:
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res_accum: *?string
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a <- toOpt("a")
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res_accum <<- a
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res_accum <- toOpt("b")
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res_accum <<- nil
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<- res_accum
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