Bump to v3.0.0.

array/unzip.js

@@ -0,0 +1,36 @@
+define(['../internal/arrayMap', '../internal/arrayMax', '../internal/baseProperty'], function(arrayMap, arrayMax, baseProperty) {
+
+  /** Used to the length of n-tuples for `_.unzip`. */
+  var getLength = baseProperty('length');
+
+  /**
+   * This method is like `_.zip` except that it accepts an array of grouped
+   * elements and creates an array regrouping the elements to their pre-`_.zip`
+   * configuration.
+   *
+   * @static
+   * @memberOf _
+   * @category Array
+   * @param {Array} array The array of grouped elements to process.
+   * @returns {Array} Returns the new array of regrouped elements.
+   * @example
+   *
+   * var zipped = _.zip(['fred', 'barney'], [30, 40], [true, false]);
+   * // => [['fred', 30, true], ['barney', 40, false]]
+   *
+   * _.unzip(zipped);
+   * // => [['fred', 'barney'], [30, 40], [true, false]]
+   */
+  function unzip(array) {
+    var index = -1,
+        length = (array && array.length && arrayMax(arrayMap(array, getLength))) >>> 0,
+        result = Array(length);
+
+    while (++index < length) {
+      result[index] = arrayMap(array, baseProperty(index));
+    }
+    return result;
+  }
+
+  return unzip;
+});