bit-bin/dist/utils/array/first.js

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"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = first;

/**
 * returns the first element of an array.
 * @name first
 * @param {[]} array
 * @returns {[]} the first element of given array
 * @example
 * ```js
 *  first([1,2,3]) // => 1
 *  first([]) // => null
 * ```
 */
function first(array) {
  if (array && array[0]) return array[0];
  return null;
}