Why is array_filter returning a reference?

I would like to understand the difference between these two ( $bookingRows is an array of objects with different properties). $vehicleRows = []; foreach($bookingRows as $row) { if($row->GroupCode == ‘F’) { $vehicleRows[] = clone $row; } } and $vehicleRows = array_values( array_filter($bookingRows, function ($row) { return $row->GroupCode == ‘F’; }) ); My problem is that… Read More Why is array_filter returning a reference?

Write a function that should return a new string, containing only the words that don't have the letter "e" in them in javascript

what am I doing wrong in the code that I mentioned below? My outputs are [ ‘What’, ‘time’, ‘is’, ‘it’, ‘everyone?’ ] and [ ‘building’ ]. These outputs should be string because I used join method. Also the first output is totally wrong. let removeEWords = function(sentence) { debugger let arrayedSentence = sentence.split(” “); let… Read More Write a function that should return a new string, containing only the words that don't have the letter "e" in them in javascript