UI for Zipcoin Blue

_stackHas.js 323B

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  1. /**
  2. * Checks if a stack value for `key` exists.
  3. *
  4. * @private
  5. * @name has
  6. * @memberOf Stack
  7. * @param {string} key The key of the entry to check.
  8. * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
  9. */
  10. function stackHas(key) {
  11. return this.__data__.has(key);
  12. }
  13. module.exports = stackHas;