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<?php $data[0] = array( 'time' => '1403071646', 'netin' => '17.75', 'netout' => '22.5' ); $data[1] = array( 'time' => '1403071647', 'netin' => '17.75', 'netout' => '22.5' ); $data[2] = array( 'time' => '1403071649', 'netin' => '17.75', 'netout' => '22.5' ); // trying to make lines 15-19 become the following: // $output .= "{'x':'".date('Y-m-d H:i:s', $stat->time)."','y':'".number_format(round($stat->netin) / 1024, 2)."','z':'".number_format(round($stat->netout) / 1024, 2)."'}"; function chart_data($data, $items) { $count = count($data); $i = 1; $output = ''; foreach ($data as $stat) { $output .= '{'; foreach ($items as $key => $func) { $output .= "'".$key."':'".$func($stat)."'"; } $output .= '}'; if ($i < $count) { $output .= ","; } $output .= "\n"; $i++; } echo $output; } $items = array( 'x' => function ($stat) { return date('Y-m-d H:i:s', $stat['time']); }, 'y' => function ($stat) { return number_format(round($stat['netin']) / 1024, 2); }, 'z' => function ($stat) { return number_format(round($stat['netout']) / 1024, 2); } ); chart_data($data, $items);

preferences:
46.61 ms | 402 KiB | 5 Q