Update changelog

Author: nyamsprod

CHANGELOG.md

@@ -7,14 +7,15 @@ All Notable changes to `Csv` will be documented in this file
 ### Added
 
 - `Reader::fetchPairs`
-- `QueryFilter::setReturnType` to enable modifying some extract method return type
+- `Reader::fetchPairsWithoutDuplicates`
 
 ### Deprecated
 
 - None
 
 ### Fixed
 
+- `Reader::fetchColumn` and `Reader::fetchAssoc` now returns `Iterator`
 - `Reader::fetchAssoc` callable argument expects an indexed row using the submitted keys as its first argument
 - `Reader::fetchColumn` callable argument expects the selected column value as its first argument
 

src/Reader.php

@@ -174,7 +174,7 @@ public function fetchPairs($offsetIndex = 0, $valueIndex = 1, callable $callable
     {
         $offsetIndex = $this->validateInteger($offsetIndex, 0, 'the offset column index must be a positive integer or 0');
         $valueIndex = $this->validateInteger($valueIndex, 0, 'the value column index must be a positive integer or 0');
-        $filterPairs = function ($row) use ($offsetIndex, $valueIndex) {
+        $filterPairs = function ($row) use ($offsetIndex) {
             return isset($row[$offsetIndex]);
         };
         $selectPairs = function ($row) use ($offsetIndex, $valueIndex) {