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| /** | |
| * Gets the first element of `array`. | |
| * | |
| * @since 0.1.0 | |
| * @alias first | |
| * @category Array | |
| * @param {Array} array The array to query. | |
| * @returns {*} Returns the first element of `array`. | |
| * @see last | |
| * @example | |
| * | |
| * head([1, 2, 3]) | |
| * // => 1 | |
| * | |
| * head([]) | |
| * // => undefined | |
| */ | |
| function head(array) { | |
| return (array != null && array.length) | |
| ? array[0] | |
| : undefined | |
| } | |
| export default head |