fixed reduce

invegat · invegat · commit 27a2c788c3c6 · 2017-09-30T17:46:12.000-04:00
diff --git a/src/arrays.js b/src/arrays.js
@@ -22,7 +22,7 @@ const reduce = (elements, cb, memo = elements.shift()) => {
   }
   let acc = memo
   for (let i = 0; i < elements.length; i++) {
-    acc = cb(acc, elements[i])
+    acc = cb(acc, elements[i], i)
   }
   return acc
 }

Original file line number	Diff line number	Diff line change
`@@ -22,7 +22,7 @@ const reduce = (elements, cb, memo = elements.shift()) => {`
`22`	`22`	`}`
`23`	`23`	`let acc = memo`
`24`	`24`	`for (let i = 0; i < elements.length; i++) {`
`25`		`- acc = cb(acc, elements[i])`
	`25`	`+ acc = cb(acc, elements[i], i)`
`26`	`26`	`}`
`27`	`27`	`return acc`
`28`	`28`	`}`