<?php $arr = array(1); $r = &$arr[0]; $copy = $arr; unset($r); $copy[0]++; var_dump($arr); $arr2 = array(1); $r2 = &$arr2[0]; $copy2 = $arr2; $copy2[0]++; unset($r2); var_dump($arr2);
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Value for `_results` contains invalid data `array`