更新时间:2022-01-17 22:41:59
看起来很简单:将所有 pid
值提取到自己的数组中,通过 array_unique
运行:
Seems pretty simple: extract all pid
values into their own array, run it through array_unique
:
$uniquePids = array_unique(array_map(function ($i) { return $i['pid']; }, $holder));
同样的东西:
$pids = array();
foreach ($holder as $h) {
$pids[] = $h['pid'];
}
$uniquePids = array_unique($pids);