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9
Task/Menu/R/menu.r
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9
Task/Menu/R/menu.r
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showmenu <- function(choices = NULL)
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{
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if (is.null(choices)) return("")
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ans <- menu(choices)
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if(ans==0) "" else choices[ans]
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}
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str <- showmenu(c("fee fie", "huff and puff", "mirror mirror", "tick tock"))
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str <- showmenu()
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