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    right-indexofpublic

    right-indexof

    return the index of an item in an array starting from the right side

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    example

    var rindex = require('right-indexof');
    var xs = [ 'a', 'y', 'b', 'x', 'a', 'y' ];
    console.log('rindex("a") = ', rindex(xs, 'a'));
    console.log('rindex("b") = ', rindex(xs, 'b'));
    console.log('rindex("x") = ', rindex(xs, 'x'));
    console.log('rindex("y") = ', rindex(xs, 'y'));
    console.log('rindex("z") = ', rindex(xs, 'z'));

    output:

    rindex("a") =  4
    rindex("b") =  2
    rindex("x") =  3
    rindex("y") =  5
    rindex("z") =  -1

    methods

    var rindex = require('right-indexof')

    var ix = rindex(xs, x)

    Return the index ix of the element x in the array xs starting from the right-hand side (starting at xs.length-1), returning the first element that is strictly equal (===) to the item x.

    If x is not found in xs, return -1.

    install

    With npm do:

    npm install right-indexof

    license

    MIT

    install

    npm i right-indexof

    Downloadsweekly downloads

    2

    version

    1.0.0

    license

    MIT

    repository

    github.com

    last publish

    collaborators

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