1--TEST-- 2Bug #71660 (array_column behaves incorrectly after foreach by reference) 3--FILE-- 4<?php 5$arr = array('id' => 12345, 'name' => 'sam'); 6foreach ($arr as &$v) { 7 $v = $v; 8} 9 10$arr = [$arr]; 11 12var_dump(array_column($arr, 'name', 'id')); 13?> 14--EXPECT-- 15array(1) { 16 [12345]=> 17 string(3) "sam" 18} 19