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<?php $array = [ [ 'schedules' => [ 'monday' => 1, 'tuesday' => 1, 'wednesday' => 1, 'thursday' => 1, 'friday' => 1, 'saturday' => 0, 'sunday' => 1, ] ] ]; $newStart = 'thursday'; foreach ($array as &$entry) { $position = array_search( $newStart, array_keys($entry['schedules']) ); if ($position) { $entry['schedules'] += array_splice( $entry['schedules'], 0, $position ); } } var_export($array);
Output for git.master, git.master_jit, rfc.property-hooks
array ( 0 => array ( 'schedules' => array ( 'thursday' => 1, 'friday' => 1, 'saturday' => 0, 'sunday' => 1, 'monday' => 1, 'tuesday' => 1, 'wednesday' => 1, ), ), )

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