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JavaScript's functional programming helper library.

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var findLastIndex = require('./findLastIndex.js');
var _createIndexFinder = require('./_createIndexFinder.js');

// Return the position of the last occurrence of an item in an array,
// or -1 if the item is not included in the array.
var lastIndexOf = _createIndexFinder(-1, findLastIndex);

module.exports = lastIndexOf;