add alias method

src/Illuminate/Collections/Traits/EnumeratesValues.php

@@ -772,6 +772,20 @@ class_basename(static::class), gettype($result)
         return $result;
     }
 
+    /**
+     * Reduce the collection to multiple aggregate values.
+     *
+     * @param  callable  $callback
+     * @param  mixed  ...$initial
+     * @return array
+     *
+     * @throws \UnexpectedValueException
+     */
+    public function reduceSpread(callable $callback, ...$initial)
+    {
+        return $this->reduceMany($callback, ...$initial);
+    }
+
     /**
      * Reduce an associative collection to a single value.
      *