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<?php function double_chunk($array, $maxrows) { $size = sizeof($array); $columns = ceil($size / $maxrows); $fullrows = $size - ($columns - 1) * $maxrows; if ($fullrows == $maxrows) { return array_chunk($array, $fullrows); // all columns have full rows, don't splice } return array_merge( array_chunk( array_splice($array, 0, $columns * $fullrows), $columns ), array_chunk($array, $columns - 1) ); } var_export(double_chunk(range('a', 'r'), 7));
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 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 - 8.3.4, 8.3.6
array ( 0 => array ( 0 => 'a', 1 => 'b', 2 => 'c', ), 1 => array ( 0 => 'd', 1 => 'e', 2 => 'f', ), 2 => array ( 0 => 'g', 1 => 'h', 2 => 'i', ), 3 => array ( 0 => 'j', 1 => 'k', 2 => 'l', ), 4 => array ( 0 => 'm', 1 => 'n', ), 5 => array ( 0 => 'o', 1 => 'p', ), 6 => array ( 0 => 'q', 1 => 'r', ), )
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 ( 0 => 'a', 1 => 'b', 2 => 'c', ), 1 => array ( 0 => 'd', 1 => 'e', 2 => 'f', ), 2 => array ( 0 => 'g', 1 => 'h', 2 => 'i', ), 3 => array ( 0 => 'j', 1 => 'k', 2 => 'l', ), 4 => array ( 0 => 'm', 1 => 'n', ), 5 => array ( 0 => 'o', 1 => 'p', ), 6 => array ( 0 => 'q', 1 => 'r', ), )

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