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find-index

core-api



    function
    boot.janet on line 1156, column 1

    (find-index pred ind &opt dflt)

    Find the index of indexed type for which `pred` is true. Returns 
    `dflt` if not found.

See also:find1 exampleSign in to add an example

(find-index |( $=$  $ "b") ["a" "b" "c" "d"]) #=> 1

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