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<?php $arr1 = array( 0 => ['product_type'=>'manufacturer','id'=>1], 1 => ['product_type'=>'manufacturer','id'=>2], 2 => ['product_type'=>'seller'], 3 => ['product_type'=>'seller'], 4 => ['product_type'=>'seller'], 5 => ['product_type'=>'seller'], 6 => ['product_type'=>'seller'], 7 => ['product_type'=>'manufacturer','id'=>3], ); $manuCounter = 0; $sellerCounter = 0; $result = []; foreach ($arr1 as $row) { if ($row['product_type'] === 'manufacturer') { $manuCounter += 4; $result[$manuCounter] = $row; } else { ++$sellerCounter; if (!($sellerCounter % 4)) { ++$sellerCounter; } $result[$sellerCounter] = $row; } } ksort($result); var_export(array_values($result));
Output for 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 - 8.3.4, 8.3.6 - 8.3.7
array ( 0 => array ( 'product_type' => 'seller', ), 1 => array ( 'product_type' => 'seller', ), 2 => array ( 'product_type' => 'seller', ), 3 => array ( 'product_type' => 'manufacturer', 'id' => 1, ), 4 => array ( 'product_type' => 'seller', ), 5 => array ( 'product_type' => 'seller', ), 6 => array ( 'product_type' => 'manufacturer', 'id' => 2, ), 7 => array ( 'product_type' => 'manufacturer', 'id' => 3, ), )
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 array ( 0 => array ( 'product_type' => 'seller', ), 1 => array ( 'product_type' => 'seller', ), 2 => array ( 'product_type' => 'seller', ), 3 => array ( 'product_type' => 'manufacturer', 'id' => 1, ), 4 => array ( 'product_type' => 'seller', ), 5 => array ( 'product_type' => 'seller', ), 6 => array ( 'product_type' => 'manufacturer', 'id' => 2, ), 7 => array ( 'product_type' => 'manufacturer', 'id' => 3, ), )

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148.62 ms | 403 KiB | 150 Q