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Keyby callback has $key parameter #8113

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Aug 9, 2022
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Keyby callback has $key parameter #8113

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2 changes: 1 addition & 1 deletion collections.md
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Expand Up @@ -1228,7 +1228,7 @@ The `keyBy` method keys the collection by the given key. If multiple items have

You may also pass a callback to the method. The callback should return the value to key the collection by:

$keyed = $collection->keyBy(function ($item) {
$keyed = $collection->keyBy(function ($item, $key) {
return strtoupper($item['product_id']);
});

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