var baseSlice = require('./_baseSlice');

/**
 * Gets all but the last element of `array`. 
 *
 * @static
 * @memberOf _
 * @since 0.1.0
 * @category Array
 * @param {Array} array The array to query. 
 * @returns {Array} Returns the slice of `array`. 
 * @example
 *
 * _.initial([1, 2, 3]);
 * // => [1, 2]
 */
function initial(array) {
  var length = array ?  array.length : 0;
  return length ?  baseSlice(array, 0, -1) : [];
}

module.exports = initial;
