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  1. /**
  2. * A specialized version of `_.lastIndexOf` which performs strict equality
  3. * comparisons of values, i.e. `===`.
  4. *
  5. * @private
  6. * @param {Array} array The array to inspect.
  7. * @param {*} value The value to search for.
  8. * @param {number} fromIndex The index to search from.
  9. * @returns {number} Returns the index of the matched value, else `-1`.
  10. */
  11. function strictLastIndexOf(array, value, fromIndex) {
  12. var index = fromIndex + 1;
  13. while (index--) {
  14. if (array[index] === value) {
  15. return index;
  16. }
  17. }
  18. return index;
  19. }
  20. module.exports = strictLastIndexOf;