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<?php $data[2020] = array_fill_keys(range(1,12), '1,000'); $data[2021] = array_fill_keys(range(1,8), '1,500'); $data[2021][9] = null; $data[2021][10] = null; $data[2021][11] = null; $data[2021][12] = null; $thisYear = $year ?? date('Y'); $lastYear = $thisYear - 1; $thisYearRunningTotal = 0; $lastYearRunningTotal = 0; $result = []; for ($month = 1; $month <= 12; ++$month) { $thisYearMonthTotal = $data[$thisYear][$month]; // from model $thisYearRunningTotal = $thisYearMonthTotal === null ? null : (int)str_replace(',', '', $thisYearMonthTotal) + $thisYearRunningTotal; $lastYearMonthTotal = $data[$lastYear][$month]; // from model $lastYearRunningTotal = $lastYearMonthTotal === null ? null : (int)str_replace(',', '', $lastYearMonthTotal) + ($lastYearRunningTotal ?? 0); $result[] = [ 'month' => $month, 'total_now' => $thisYearRunningTotal, 'total_before' => $lastYearRunningTotal, ]; } var_export($result);
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.4, 8.3.6 - 8.3.27, 8.4.1 - 8.4.14
array ( 0 => array ( 'month' => 1, 'total_now' => 1500, 'total_before' => 1000, ), 1 => array ( 'month' => 2, 'total_now' => 3000, 'total_before' => 2000, ), 2 => array ( 'month' => 3, 'total_now' => 4500, 'total_before' => 3000, ), 3 => array ( 'month' => 4, 'total_now' => 6000, 'total_before' => 4000, ), 4 => array ( 'month' => 5, 'total_now' => 7500, 'total_before' => 5000, ), 5 => array ( 'month' => 6, 'total_now' => 9000, 'total_before' => 6000, ), 6 => array ( 'month' => 7, 'total_now' => 10500, 'total_before' => 7000, ), 7 => array ( 'month' => 8, 'total_now' => 12000, 'total_before' => 8000, ), 8 => array ( 'month' => 9, 'total_now' => NULL, 'total_before' => 9000, ), 9 => array ( 'month' => 10, 'total_now' => NULL, 'total_before' => 10000, ), 10 => array ( 'month' => 11, 'total_now' => NULL, 'total_before' => 11000, ), 11 => array ( 'month' => 12, 'total_now' => NULL, 'total_before' => 12000, ), )
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 ( 'month' => 1, 'total_now' => 1500, 'total_before' => 1000, ), 1 => array ( 'month' => 2, 'total_now' => 3000, 'total_before' => 2000, ), 2 => array ( 'month' => 3, 'total_now' => 4500, 'total_before' => 3000, ), 3 => array ( 'month' => 4, 'total_now' => 6000, 'total_before' => 4000, ), 4 => array ( 'month' => 5, 'total_now' => 7500, 'total_before' => 5000, ), 5 => array ( 'month' => 6, 'total_now' => 9000, 'total_before' => 6000, ), 6 => array ( 'month' => 7, 'total_now' => 10500, 'total_before' => 7000, ), 7 => array ( 'month' => 8, 'total_now' => 12000, 'total_before' => 8000, ), 8 => array ( 'month' => 9, 'total_now' => NULL, 'total_before' => 9000, ), 9 => array ( 'month' => 10, 'total_now' => NULL, 'total_before' => 10000, ), 10 => array ( 'month' => 11, 'total_now' => NULL, 'total_before' => 11000, ), 11 => array ( 'month' => 12, 'total_now' => NULL, 'total_before' => 12000, ), )
preferences:
153.83 ms | 412 KiB | 5 Q