<?php $someArray = [7,8,9,0]; $arr = [1,2,3,4,5]; $pewpew = &$someArray[2]; var_export($arr); //[1,2,3,4,5] foreach($arr as $key => $pewpew){ //do nothing } var_export($arr); //[1,2,3,4,5] looks good! /////////////////////////////////// $arr = [1,2,3,4,5]; $pewpew = &$arr[2]; var_export($arr); //[1,2,3,4,5] foreach($arr as $key => $pewpew){ //do nothing } var_export($arr); //[1,2,5,4,5] 5 instead on 3 at [2] position!
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