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find-index



    function
    boot.janet on line 1014, 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
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(find-index |(= $ "b") ["a" "b" "c" "d"]) #=> 1
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