find-last-index.js 361 B

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  1. var isPrototypeOf = require('../../internals/object-is-prototype-of');
  2. var method = require('../array/virtual/find-last-index');
  3. var ArrayPrototype = Array.prototype;
  4. module.exports = function (it) {
  5. var own = it.findLastIndex;
  6. return it === ArrayPrototype || (isPrototypeOf(ArrayPrototype, it) && own === ArrayPrototype.findLastIndex) ? method : own;
  7. };