Bump to v4.0.0.

drop.js

@@ -0,0 +1,40 @@
+define(['./internal/baseSlice', './toInteger'], function(baseSlice, toInteger) {
+
+  /** Used as a safe reference for `undefined` in pre-ES5 environments. */
+  var undefined;
+
+  /**
+   * Creates a slice of `array` with `n` elements dropped from the beginning.
+   *
+   * @static
+   * @memberOf _
+   * @category Array
+   * @param {Array} array The array to query.
+   * @param {number} [n=1] The number of elements to drop.
+   * @param- {Object} [guard] Enables use as an iteratee for functions like `_.map`.
+   * @returns {Array} Returns the slice of `array`.
+   * @example
+   *
+   * _.drop([1, 2, 3]);
+   * // => [2, 3]
+   *
+   * _.drop([1, 2, 3], 2);
+   * // => [3]
+   *
+   * _.drop([1, 2, 3], 5);
+   * // => []
+   *
+   * _.drop([1, 2, 3], 0);
+   * // => [1, 2, 3]
+   */
+  function drop(array, n, guard) {
+    var length = array ? array.length : 0;
+    if (!length) {
+      return [];
+    }
+    n = (guard || n === undefined) ? 1 : toInteger(n);
+    return baseSlice(array, n < 0 ? 0 : n, length);
+  }
+
+  return drop;
+});