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On his blog Mark Baker shares some thoughts on how to use closure binding to avoid having import variables with the use keyword.
You'll learn how to rewrite
$filteredArrayData = array_filter(
$arrayData,
function($value) use ($minimumPrice, $maximumPrice) {
return $value->price >= $minimumPrice && $value->price < $maximumPrice;
}
);
to
$filteredArrayData = array_filter(
$bookData,
$priceFilter->inRange(5.00, 15.00)
);
https://markbakeruk.net/2017/03/12/closure-binding-as-an-alternative-to-use-variables/
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