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Synopsis Data type to represent an optional value.
Types
data Maybe[&A] = nothing() | just(&A val);
Usage
import util::Maybe;
Description Data type to represent an optional result.
Examples
Maybe[int] linearSearch(list[int] l, int toFind) { for(i <- index(l)){ if(l[i] == toFind) { return just(i); } } return nothing(); } ![]() |