Merge branch 'master' of https://git.topthink.com/topteam/framework

library/think/Collection.php

@@ -99,6 +99,16 @@ class Collection implements ArrayAccess, Countable, IteratorAggregate, JsonSeria
         return new static(array_keys($this->items));
     }
 
+    /**
+     * 返回数组中所有的值组成的新 Collection 实例
+     * @access public
+     * @return static
+     */
+    public function values()
+    {
+        return new static(array_values($this->items));
+    }
+
     /**
      * 合并数组并返回一个新的 Collection 实例
      * @access public