<?php
$a = array (
'2014-04-22|Paul' => 0,
'2014-04-28|Paul' => 2,
'2014-05-13|Paul' => 0,
'2014-06-03|Paul' => 1,
'2014-06-12|Paul' => 0,
'2014-08-11|Paul' => 1,
'2014-08-28|Paul' => 3,
'2012-05-09|John' => 1,
'2012-08-29|John' => 2,
'2012-09-05|John' => 0,
'2012-09-13|John' => 1
);
$b = array();
$lastname = '';
foreach ($a as $key => $value) {
list($d, $n) = explode('|', $key);
if ($n == $lastname) {
$total += $value;
}
else {
$total = $value;
}
$b[$key] = $total;
$lastname = $n;
}
print_r($b);
- Output for 7.1.25 - 7.1.28, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- Array
(
[2014-04-22|Paul] => 0
[2014-04-28|Paul] => 2
[2014-05-13|Paul] => 2
[2014-06-03|Paul] => 3
[2014-06-12|Paul] => 3
[2014-08-11|Paul] => 4
[2014-08-28|Paul] => 7
[2012-05-09|John] => 1
[2012-08-29|John] => 3
[2012-09-05|John] => 3
[2012-09-13|John] => 4
)
preferences:
157.95 ms | 404 KiB | 165 Q