![](/img/trans.png)
[英]Remove subarray from array when one of it's value match another arrays value (PHP)
[英]PHP Remove subarray from main array if specific value range is found
可以说我有以下数组:
[9] => Array
(
[0] => Bob Smith
[1] => bobsmith@gmail.com
[2] => Helsinki
[3] => 10
[4] => 34
[5] => 2014-05-12
)
[10] => Array
(
[0] => John Smith
[1] => johnsmith@domain.com
[2] => some values
[3] => 9
[4] => 67
[5] => 2014-05-15
)
[11] => Array
(
[0] => Clarke Kent
[1] => ckent@superman.com
[2] => Crystal
[3] => 9
[4] => 89
[5] => 2014-05-16
)
如果日期超出特定范围,我想删除子数组怎么办? 因此,如果我说想查找日期在2014-05-14和2014-05-28之间的数据。 然后,(新)数组将打印以下内容:
[10] => Array
(
[0] => John Smith
[1] => johnsmith@domain.com
[2] => some values
[3] => 9
[4] => 67
[5] => 2014-05-15
)
[11] => Array
(
[0] => Clarke Kent
[1] => ckent@superman.com
[2] => Crystal
[3] => 9
[4] => 89
[5] => 2014-05-16
)
我想到了以下内容:
foreach ($array as $row) {
if($row[5] >= '2014-05-14' && $row[5] <= '2014-05-14') {
// Do Something // e.g. unset subarray?
}
}
或者我应该以不同的方式来处理它并遍历数组,如果子数组符合我的条件,则创建一个新数组。 结果是一个包含子数组的数组,这些子数组包含符合我的日期范围的日期。 我希望这是有道理的,我正在尝试找到最有效的方法。
谢谢
对于描述的用例,我个人将使用array_filter
:
$start_date = DateTime::createFromFormat('Y-m-d', '2014-05-14');
$end_date = DateTime::createFromFormat('Y-m-d', '2014-06-14');
$filtered_array = array_filter($array, function($row) use ($start_date, $end_date) {
$date = DateTime::createFromFormat('Y-m-d', $row[5]);
return $date >= $start_date && $date <= $end_date;
});
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.