php foreach array_merge问题和困惑 问 题 代码: $a = array('a' => array('a')); $b = array('b' => array('b')); foreach ($b as $key => &$item) { $item[] = 'd'; } $a = array_merge($b, $a); $b['b'][] = 'c'; print_r($a); print_r($b); .. 发布时间:2017-09-06 10:00:48 array_merge foreach php PHP