Use array_sum instead of default callback

adamwathan · adamwathan · commit 0f5c01d88cde · 2015-01-01T12:42:14.000-05:00
diff --git a/src/Illuminate/Support/Collection.php b/src/Illuminate/Support/Collection.php
@@ -623,7 +623,7 @@ public function sum($callback = null)
 	{
 		if (is_null($callback))
 		{
-			$callback = function($item) { return $item; };
+			return array_sum($this->items);
 		}
 
 		if (is_string($callback))

Original file line number	Diff line number	Diff line change
`@@ -623,7 +623,7 @@ public function sum($callback = null)`
`623`	`623`	`{`
`624`	`624`	`if (is_null($callback))`
`625`	`625`	`{`
`626`		`- $callback = function($item) { return $item; };`
	`626`	`+ return array_sum($this->items);`
`627`	`627`	`}`
`628`	`628`
`629`	`629`	`if (is_string($callback))`