如何检查数组中是否存在数组键?
我需要检查数组中是否存在用户ID,我在下面找到了数组,
Array
(
[0] => Array
(
[user_id] => 1482309797
[week] => 1
[type] => 1
[commission] => 4000
)
[1] => Array
(
[user_id] => 1482309797
[week] => 1
[type] => 1
[commission] => 0
)
[2] => Array
(
[user_id] => 1482309797
[week] => 1
[type] => 1
[commission] => 4000
)
[3] => Array
(
[user_id] => 1482309797
[week] => 1
[type] => 1
[commission] => 0
)
[4] => Array
(
[user_id] => 1483096072
[week] => 1
[type] => 1
[commission] => 4000
)
[5] => Array
(
[user_id] => 1483333245
[week] => 1
[type] => 1
[commission] => 2000
)
)
foreach ($com_array as $report) {
$user_id=$report['user_id'];
if(array_key_exists($user_id,$output_array)){
echo "Eid found";
}else{
echo "id not found";
}
}
任何一个请帮忙.
解决方法:
foreach ($com_array as $report) {
if(isset($report['user_id'])){
echo "Eid found";
}else{
echo "id not found";
}
}
版权声明:本文内容由互联网用户自发贡献,该文观点与技术仅代表作者本人。本站仅提供信息存储空间服务,不拥有所有权,不承担相关法律责任。如发现本站有涉嫌侵权/违法违规的内容, 请发送邮件至 dio@foxmail.com 举报,一经查实,本站将立刻删除。