_countHolders.js 469 B

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  1. /**
  2. * Gets the number of `placeholder` occurrences in `array`.
  3. *
  4. * @private
  5. * @param {Array} array The array to inspect.
  6. * @param {*} placeholder The placeholder to search for.
  7. * @returns {number} Returns the placeholder count.
  8. */
  9. function countHolders(array, placeholder) {
  10. var length = array.length,
  11. result = 0;
  12. while (length--) {
  13. if (array[length] === placeholder) {
  14. ++result;
  15. }
  16. }
  17. return result;
  18. }
  19. module.exports = countHolders;