<?php $data = [ 0 => [7 => 'foo', 13 => 'foo'], 1 => [2 => 'foo', 25 => 'foo'], 4 => [24 => 'foo'], ]; $data = array_combine(array_map(function ($key) { return ++$key; }, array_keys($data)), $data); array_walk($data, function(&$data) { $data = array_combine(array_map(function ($key) { return ++$key; }, array_keys($data)), $data); }); var_dump($data);
You have javascript disabled. You will not be able to edit any code.